Additel ADT286 Multifunction Reference Thermometer Readout

The ADT286 is capable of scanning and recording up to 82 channels at 10 channels per second. Users can easily configure the ADT286 to perform field calibrations and uniformity studies as well as use the unit in the lab as a precision thermometer and 8.5 digit multimeter.

Categories: Additel Digital Pressure Gauges and Calibration Equipment

General Information

Specifications

General Information

Specifications

General Specifications
Specification	Description
Voltage	100V Setting 90V to 110V
	120V Setting 108V to 132V
	220V Setting 198V to 242V
	240V Setting 216V to 264V
Frequency	47Hz to 440Hz.Automatically sensed at power-on
Power Consumption	40VA peak (30Watt average)
Temperature	Operating : 0°C to 50°C
	Full accuracy :18°C to 28°C
	Storage : -20°C to 70°C
Warm-up	90 mins for full uncertainty specifications
Relative Humidity (non-condensing)	Operating :	0°C to 28°C < 90%
		28°C to 40°C < 75%
		40°C to 50°C < 50%
	Storage :	-20°C to 70°C < 95%
Altitude	Operating : 2000 m
Altitude	Storage : 12000 m
Vibration and Shock	Complies with MIL-28800F Class 3
Input Protection	50V all functions, ranges and terminals
Communication	USB-A , USB-B , RJ45 , WiFi , Bluetooth
Memory	10G – All data stored with time stamps
Localization	English , Chinese
Display	10.1 in (256 mm) TFT color display
Size (H x W x D)	9.8 in (250 mm) x 16.5 in (420 mm) x 7.9 in (200 mm)
Weight	18.5 lb ( 8.39 kg)
Other Conformities	CE

Measurement Specifications
Specification Conditions:	90 mins Warm-Up TIme / Enviroment Temperature (18-28) °C
The following specifications apply for the front panel, after at least 90 minutes warm-up.
24-hour specifications are relative to calibration standards and assume a controlled electromagnetic environment per EN 61326.

Resistance Ratio Accuracy (Rx/Rs) using External Rs
Range	Reference Resistance	Ratio (Rx/Rs)	1 Year (23 ± 5) °Cppm of Reading
100 Ω	25 Ω	2.00-4.00	1.5
		1.10-2.00	0.85
		0.90-1.10	0.6
		0.50-0.90	1.5
		0.25-0.50	2.5
400 Ω	100 Ω	2.00-4.00	2
		1.10-2.00	0.81
		0.90-1.10	0.26
		0.50-0.90	0.95
		0.25-0.50	1.2

SPRT/PRT Measurement Accuracy using External Rs
SPRT/PRT Type	External Reference Resistance	Temperature (°C) °	Resistance Ratio (Rx/Rs)	1 Year(23 ± 5) °C ppm of reading	Equivalent to Temperature (mK)
PT25	25 Ω	-189.3442	0.22	2.5	0.13
		-38.8344	0.84	1.5	0.32
		0.01	1	0.6	0.15
		231.928	1.89	0.85	0.44
		419.527	2.57	1.5	1.11
		660.323	3.37	1.5	1.58
PT100	100 Ω	-189.3442	0.22	1.2	0.07
		-38.8344	0.84	0.95	0.2
		0.01	1	0.26	0.07
		231.928	1.89	0.81	0.42
		419.527	2.57	2	1.47
		660.323	3.37	2	2.11
[1] The PT25 indicator is based on a nominal resistance of 25 Ω for Rx.
[2] The PT100 indicator is based on a nominal resistance of 100 Ω for Rx.
[3] The uncertainty of external Rs is not included. The user may choose the ADT280-RS-25/100 standard resistor as external Rs, which has an accuracy of 5 ppm at (23±2) °C.

Resistance Accuracy using Internal Rs
Measurement Range	Scanning Speed	Resolution	24 Hour (23 ±1) °C	90 Days (23 ± 5) °C	1 year (23 ± 5) °C	Excitation Currert	Temperature Coefficient
( 0~100 ) Ω	Slow Speed	0.01 mΩ	3 ppm or 0.2 mΩ	12 ppm or 0.35 mΩ	15 ppm or 0.35 mΩ	±1 mA/±12 V	3 ppm + 0.01 mΩ
	Medium Speed	0.01 mΩ	3 ppm or 0.55 mΩ	12 ppm or 0.7 mΩ	15 ppm or 0.7 mΩ
	Fast Speed	0.1 mΩ	3.6 ppm or 1.7 mΩ	12.6 ppm or 1.85 mΩ	15.6 ppm or 1.85 mΩ
( 0~400 ) Ω	Slow Speed	0.01 mΩ	3 ppm or 0.3 mΩ	12 ppm or 0.4 mΩ	15 ppm or 0.4 mΩ	±1 mA/±12 V	3 ppm + 0.02 mΩ
	Medium Speed	0.01 mΩ	3 ppm or 0.7 mΩ	12 ppm or 0.8 mΩ	15 ppm or 0.8 mΩ
	Fast Speed	0.1 mΩ	3.6 ppm or 1.9 mΩ	12.6 ppm or 2 mΩ	15.6 ppm or 2 mΩ
( 0~4000 ) Ω	Slow Speed	0.1 mΩ	3 ppm or 4 mΩ	12 ppm or 5 mΩ	15 ppm or 5 mΩ	±0.1 mA/±12 V	3 ppm + 0.2 mΩ
	Medium Speed	0.1 mΩ	3 ppm or 8 mΩ	12 ppm or 9 mΩ	15 ppm or 9 mΩ
	Fast Speed	1 mΩ	3.6 ppm or 20 mΩ	12.6 ppm or 21 mΩ	15.6 ppm or 21 mΩ
[1] Accuracy Index: ± (ppm of reading or xxmΩ , whichever is greater).
[2] Temperature coefficient index: exceeds (18-28) °C range, increase per degree (ppm reading +xxmΩ).
[3] Specifications are for 4-wire function. For 3-wire, add 0.005 Ω for internal resistance mismatch. For 2-wire, add 0.005 Ω for internal resistance.
[4] Automatic current reversal.

PRT Measurement Accuracy using Internal Rs
Scanning Speed	Temperature	24 Hour / °C (23 ±1) °C	90 Days / °C(23 ± 5) °C	1 year / °C(23 ± 5) °C	Temperature Coefficient °C/°C
Slow Speed	-200 °C	0.0005	0.0008	0.0008	0.0002
	0 °C	0.0008	0.0031	0.0038	0.0008
	300 °C	0.0018	0.0089	0.0089	0.0018
	600 °C	0.0029	0.0146	0.0146	0.003
Medium Speed	-200 °C	0.0013	0.0016	0.0016	0.0002
	0 °C	0.0014	0.0031	0.0038	0.0008
	300 °C	0.002	0.0089	0.0089	0.0018
	600 °C	0.0029	0.0146	0.0146	0.003
Fast Speed	-200 °C	0.0039	0.0043	0.0043	0.0006
	0 °C	0.0044	0.0047	0.0047	0.0013
	300 °C	0.0053	0.0093	0.0093	0.0024
	600 °C	0.0059	0.0152	0.0152	0.0036
[1] The indicator is based on the electrical accuracy of the 4-wire PT100 PRT and does not include the accuracy of the PRT itself.
[2] Temperature maximum Resolution is 0.0001 °C.

Thermocouple Voltage Accuracy
Test Range	Scanning Speed	Resolution	24 hours (23 ±1) °C	90 days (23 ±5) °C	1 year (23 ±5) °C	Input Resistance	Temperature Coefficient
(-100-100) mV	Slow Speed	0.01 µV	5 ppm + 2 ppm	10 ppm + 4 ppm	14 ppm + 4 ppm	10 MΩ or >10 GΩ	1 ppm + 0.1 µV
	Medium Speed	0.01 µV	5 ppm + 6 ppm	10 ppm + 8 ppm	14 ppm + 8 ppm
	Fast Speed	0.1 µV	5 ppm + 22 ppm	10 ppm + 24 ppm	14 ppm + 24 ppm
[1] Accuracy Index: ± (ppm of reading + ppm of FS).
[2] Temperature coefficient index: Exceed the range of (18-28) °C, increase (ppm of reading + xxμV)/°C.

Thermocouple Cold Junction Accuracy
CJC Accuracy	±0.1 °C , 1 year, 23 °C ± 5°C
Environmental Coefficient	Beyond (18 ~ 28) °C, add 0.02 °C / °C
Other	Each signal scanner has 10 cold Junction temperature sensors

Thermocouple Temperature Accuracy
Type	Temperature	24 Hour/°C			90 days/°C			1 year /°C
		(23 ±1) °C			(23 ± 5) °C			(23 ±5) °C
		Fast Speed	Medium Speed	Slow Speed	Fast Speed	Medium Speed	Slow Speed	Fast Speed	Medium Speed	Slow Speed
E	-200	0.089	0.038	0.022	0.099	0.047	0.031	0.1	0.049	0.033
	-100	0.049	0.021	0.012	0.054	0.026	0.017	0.055	0.026	0.017
	-40	0.041	0.017	0.009	0.045	0.021	0.013	0.045	0.021	0.014
	0	0.038	0.015	0.009	0.041	0.019	0.012	0.041	0.019	0.012
	155	0.031	0.013	0.008	0.035	0.017	0.011	0.036	0.017	0.012
	350	0.029	0.013	0.008	0.033	0.017	0.012	0.035	0.018	0.013
	660	0.031	0.014	0.009	0.036	0.02	0.015	0.039	0.022	0.017
	1000	0.034	0.017	0.012	0.042	0.025	0.019	0.046	0.029	0.024
J	-200	0.102	0.043	0.025	0.113	0.054	0.036	0.115	0.055	0.037
	-100	0.054	0.022	0.013	0.06	0.028	0.018	0.06	0.028	0.019
	-40	0.047	0.019	0.011	0.051	0.024	0.015	0.051	0.024	0.015
	0	0.044	0.018	0.01	0.048	0.022	0.014	0.048	0.022	0.014
	155	0.041	0.017	0.01	0.045	0.021	0.014	0.046	0.022	0.015
	350	0.042	0.018	0.011	0.047	0.023	0.016	0.048	0.025	0.018
	660	0.039	0.018	0.011	0.046	0.024	0.018	0.048	0.027	0.02
	1200	0.044	0.022	0.015	0.054	0.031	0.024	0.059	0.036	0.029
K	-200	0.146	0.061	0.035	0.161	0.076	0.05	0.163	0.077	0.051
	-100	0.073	0.03	0.017	0.08	0.037	0.024	0.08	0.038	0.025
	-40	0.06	0.025	0.014	0.066	0.03	0.02	0.066	0.031	0.02
	0	0.056	0.023	0.013	0.061	0.028	0.018	0.061	0.028	0.018
	155	0.056	0.023	0.013	0.061	0.029	0.019	0.062	0.03	0.02
	350	0.054	0.023	0.014	0.061	0.03	0.02	0.062	0.031	0.021
	660	0.055	0.025	0.015	0.063	0.033	0.023	0.066	0.035	0.026
	1372	0.073	0.035	0.023	0.087	0.049	0.037	0.093	0.055	0.043
T	-200	0.142	0.059	0.034	0.156	0.073	0.048	0.157	0.075	0.049
	-100	0.078	0.032	0.018	0.086	0.04	0.026	0.086	0.04	0.026
	-40	0.063	0.026	0.015	0.069	0.032	0.02	0.069	0.032	0.021
	0	0.057	0.023	0.013	0.062	0.028	0.018	0.062	0.028	0.018
	155	0.044	0.019	0.011	0.049	0.023	0.015	0.049	0.024	0.016
	350	0.038	0.016	0.01	0.043	0.021	0.015	0.044	0.022	0.016
	400	0.037	0.016	0.01	0.042	0.021	0.015	0.044	0.023	0.016
R	-40	0.543	0.222	0.124	0.593	0.272	0.173	0.593	0.272	0.173
	0	0.416	0.17	0.095	0.454	0.208	0.132	0.454	0.208	0.132
	155	0.266	0.109	0.061	0.29	0.134	0.086	0.291	0.134	0.086
	350	0.22	0.091	0.051	0.241	0.112	0.072	0.242	0.113	0.073
	660	0.192	0.08	0.046	0.212	0.1	0.066	0.214	0.102	0.068
	1768	0.188	0.082	0.049	0.213	0.107	0.074	0.219	0.114	0.081
S	-40	0.515	0.211	0.117	0.562	0.258	0.164	0.562	0.258	0.164
	0	0.407	0.167	0.093	0.444	0.204	0.13	0.444	0.204	0.13
	155	0.275	0.113	0.063	0.3	0.138	0.089	0.301	0.139	0.089
	350	0.236	0.098	0.055	0.259	0.12	0.078	0.26	0.122	0.079
	660	0.214	0.089	0.051	0.236	0.111	0.073	0.239	0.114	0.075
	1768	0.222	0.096	0.057	0.25	0.124	0.086	0.257	0.132	0.093
B	250	0.872	0.357	0.199	0.952	0.437	0.278	0.952	0.437	0.279
	350	0.619	0.254	0.141	0.676	0.311	0.198	0.676	0.311	0.199
	660	0.342	0.141	0.079	0.374	0.173	0.111	0.375	0.175	0.113
	1820	0.199	0.085	0.05	0.222	0.108	0.073	0.227	0.113	0.078
N	-200	0.224	0.093	0.052	0.246	0.115	0.075	0.247	0.116	0.076
	-100	0.106	0.044	0.024	0.116	0.054	0.035	0.116	0.054	0.035
	-40	0.089	0.036	0.02	0.097	0.045	0.029	0.097	0.045	0.029
	0	0.084	0.035	0.019	0.092	0.042	0.027	0.092	0.042	0.027
	155	0.07	0.029	0.017	0.077	0.036	0.024	0.078	0.037	0.024
	350	0.062	0.026	0.015	0.069	0.033	0.022	0.07	0.035	0.024
	660	0.059	0.026	0.016	0.067	0.034	0.024	0.069	0.036	0.026
	800	0.06	0.027	0.016	0.068	0.035	0.025	0.071	0.038	0.028
	1000	0.062	0.028	0.018	0.072	0.038	0.028	0.075	0.042	0.031
	1200	0.065	0.03	0.019	0.076	0.041	0.031	0.081	0.046	0.035
	1300	0.068	0.032	0.02	0.08	0.044	0.033	0.085	0.049	0.038
L	-200	0.069	0.029	0.017	0.076	0.036	0.024	0.077	0.037	0.025
	-100	0.053	0.022	0.013	0.059	0.028	0.018	0.059	0.028	0.018
	-40	0.045	0.019	0.01	0.049	0.023	0.015	0.05	0.023	0.015
	0	0.043	0.018	0.01	0.047	0.021	0.014	0.047	0.021	0.014
	155	0.04	0.017	0.01	0.044	0.021	0.014	0.045	0.022	0.015
	350	0.041	0.018	0.011	0.046	0.023	0.016	0.047	0.024	0.017
	660	0.039	0.018	0.011	0.046	0.024	0.018	0.048	0.027	0.02
	900	0.035	0.017	0.011	0.042	0.023	0.017	0.045	0.026	0.021
U	-80	0.072	0.03	0.017	0.079	0.037	0.024	0.079	0.037	0.024
	-40	0.062	0.026	0.014	0.068	0.031	0.02	0.068	0.032	0.02
	0	0.056	0.023	0.013	0.061	0.028	0.018	0.061	0.028	0.018
	155	0.045	0.019	0.011	0.049	0.023	0.015	0.05	0.024	0.016
	350	0.037	0.016	0.01	0.042	0.021	0.014	0.043	0.022	0.016
	600	0.034	0.015	0.01	0.039	0.021	0.015	0.041	0.023	0.017
[1] The index is based on the accuracy of the thermocouple electrical measurement of temperature scanner module, does not include the accuracy of the thermocouple itself and the fixed cold junction compensation at 0 °C.
[2] The highest temperature resolution is 0.0001 °C.

Thermistor Accuracy
Measurement Range	Scanning Speed	Resolution	24 Hour (23 ±1) °C	90 Days (23 ±5) °C	1 Year (23 ±5) °C	Excitation Current	Temperature Coefficient
( 0~12 ) kΩ	Slow Speed	1 mΩ	10 ppm or 60 mΩ	30 ppm or 80 mΩ	40 ppm or 80 mΩ	10 μA	5 ppm + 10 mΩ
	Medium Speed	1 mΩ	10 ppm or 110 mΩ	30 ppm or 130 mΩ	40 ppm or 130 mΩ
	Fast Speed	10 mΩ	10 ppm or 210 mΩ	30 ppm or 230 mΩ	40 ppm or 230 mΩ
( 10~120 ) kΩ	Slow Speed	10 mΩ	10 ppm	30 ppm	40 ppm	10 μA	5 ppm + 20 mΩ
	Medium Speed	10 mΩ	10 ppm + 80 mΩ	30 ppm + 80 mΩ	40 ppm + 80 mΩ
	Fast Speed	100 mΩ	10.6 ppm + 200 mΩ	30.6 ppm + 200 mΩ	40.6 ppm + 200 mΩ
( 100~1000 ) kΩ	Slow Speed	0.1 Ω	50 ppm	80 ppm	100 ppm	10 μA	5 ppm + 1 Ω
	Medium Speed	0.1 Ω	50 ppm or + 1 Ω	80 ppm or + 1 Ω	100 ppm or + 1 Ω
	Fast Speed	1 Ω	51 ppm + 2 Ω	81 ppm + 2 Ω	101 ppm + 2 Ω
[1] Accuracy Index: ± (ppm of reading or xxmΩ , whichever is greater).
[2] Temperature coefficient index: exceeds (18-28) °C range, increase (ppm reading +xxmΩ) / °C.
[3] Specifications are for 4-wire function.

Thermistor Temperature Accuracy
Type	Scanning Speed	Temperature	24 Hour / °C (23 ±1) °C	90 Days / °C(23 ± 5) °C	1 year / °C(23 ± 5) °C
10 kΩ	Slow Speed	-40 °C	0.0007	0.0011	0.0014
		0 °C	0.0002	0.0006	0.0008
		50 °C	0.0004	0.0008	0.0011
		100 °C	0.003	0.0039	0.0039
		150 °C	0.013	0.0174	0.0174
	Medium Speed	-40 °C	0.0007	0.0011	0.0014
		0 °C	0.0002	0.0006	0.0008
		50 °C	0.0008	0.001	0.0011
		100 °C	0.0054	0.0064	0.0064
		150 °C	0.0239	0.0282	0.0282
	Fast Speed	-40 °C	0.0007	0.0011	0.0014
		0 °C	0.0002	0.0006	0.0008
		50 °C	0.0016	0.0016	0.0016
		100 °C	0.0104	0.0104	0.0104
		150 °C	0.0456	0.0456	0.0456
[1] The indicator is based on the electrical accuracy of the 4-wire thermistor and does not include the accuracy of the thermistor itself.
[2] Temperature maximum Resolution is 0.0001 °C.

DC Voltage Accuracy
Test Range	Scanning Speed	Resolution	24 hours (23 ±1)°C	90 days (23 ±5)°C	1 year (23 ±5)°C	Input Resistance	Temperature Coefficient
(-100-100) mV	Slow Speed	0.01 µV	5 ppm + 2 ppm	10 ppm + 4 ppm	14 ppm + 4 ppm	>10 GΩ or 10 MΩ	1 ppm + 0.1 µV
	Medium Speed	0.01 µV	5 ppm + 6 ppm	10 ppm + 8 ppm	14 ppm + 8 ppm
	Fast Speed	0.1 µV	5 ppm + 22 ppm	10 ppm + 24 ppm	14 ppm + 24 ppm
(-1-1) V	Slow Speed	0.1 µV	2 ppm + 0.3 ppm	8 ppm + 0.6 ppm	14 ppm + 0.6 ppm	>10 GΩ or 10 MΩ	1 ppm + 0.2 µV
	Medium Speed	0.1 µV	2 ppm + 1.3 ppm	8 ppm + 1.6 ppm	14 ppm + 1.6 ppm
	Fast Speed	1 µV	2.6 ppm + 3.3 ppm	8.6 ppm + 3.6 ppm	14.6 ppm + 3.6 ppm
(-10-10) V	Slow Speed	1 µV	2 ppm + 0.05 ppm	8 ppm + 0.08 ppm	14 ppm + 0.08 ppm	>10 GΩ or 10 MΩ	1 ppm + 0.3 µV
	Medium Speed	1 µV	2 ppm + 0.35 ppm	8 ppm + 0.38 ppm	14 ppm + 0.38 ppm
	Fast Speed	10 µV	2.6 ppm + 1.05 ppm	8.6 ppm + 1.08 ppm	14.6 ppm + 1.08 ppm
(-50-50) V	Slow Speed	10 µV	8 ppm + 1 ppm	32 ppm + 1 ppm	38 ppm + 1 ppm	10 MΩ	5 ppm + 5 µV
	Medium Speed	10 µV	8 ppm + 2 ppm	32 ppm + 2 ppm	38 ppm + 2 ppm
	Fast Speed	100 µV	8.6 ppm + 7 ppm	32.6 ppm + 7 ppm	38.6 ppm + 7 ppm
[1] Accuracy Index: ± (ppm of reading + ppm of FS).
[2] Temperature Coefficient index: Exceed the range of (18-28) °C, increase (ppm reading + xxμV)/°C.
[3] Any range, the maximum input voltage is 50 V.

DC Current Accuracy
Test Range	Scanning Speed	Resolution	24 hours (23 ±1) °C	90 days (23 ±5) °C	1 year (23 ±5) °C	Burden Voltage	Temperature Coefficient
(-100-100) µA	Slow Speed	0.01 nA	15 ppm + 3 ppm	50 ppm + 6 ppm	60 ppm + 6 ppm	<1 mV	8 ppm + 0.1 nA
	Medium Speed	0.01 nA	15 ppm + 7 ppm	50 ppm + 10 ppm	60 ppm + 10 ppm
	Fast Speed	0.1 nA	15 ppm + 23 ppm	50 ppm +26 ppm	60 ppm + 26 ppm
(-1-1) mA	Slow Speed	0.1 nA	15 ppm + 0.6 ppm	50 ppm +1 ppm	60 ppm + 1 ppm	<1 mV	8 ppm + 0.5 nA
	Medium Speed	0.1 nA	15 ppm + 1.6 ppm	50 ppm + 2 ppm	60 ppm + 2 ppm
	Fast Speed	1 nA	15.6 ppm + 3.6ppm	50.6 ppm + 4 ppm	60.6 ppm + 4 ppm
(-10-10) mA	Slow Speed	1 nA	30 ppm + 3 ppm	75 ppm + 6 ppm	80 ppm + 6 ppm	<1 mV	8 ppm + 10 nA
	Medium Speed	1 nA	30 ppm + 7 ppm	75 ppm + 10 ppm	80 ppm + 10 ppm
	Fast Speed	10 nA	30 ppm + 23 ppm	75 ppm + 26 ppm	80 ppm + 26 ppm
(-100-100) mA	Slow Speed	10 nA	40 ppm + 0.6 ppm	75 ppm + 1 ppm	80 ppm + 1 ppm	<1 mV	8 ppm + 50 nA
	Medium Speed	10 nA	40 ppm + 1.6 ppm	75 ppm + 2 ppm	80 ppm + 2 ppm
	Fast Speed	100 nA	40.6 ppm + 3.6 ppm	75.6 ppm + 4 ppm	80.6 ppm + 4 ppm
[1] Accuracy Index: ± (ppm of reading + ppm of FS).
[2] Temperature Coefficient index:Exceed the range of range of (18-28) °C, increase (ppm reading+ xxnA)/°C.
[3] Input Protection 0.3A/600V Resettable PTC.

DC Resistance Accuracy
Test Range	Scanning Speed	Resolution	24 hours (23 ±1) °C	90 days (23 ±5) °C	1 year (23 ±5) °C	Excitation Current	Temperature Coefficient
(0-100) Ω	Slow Speed	0.01 mΩ	3 ppm + 1 ppm	13 ppm + 1.5 ppm	16 ppm + 1.5 ppm	1 mA	3 ppm + 0.01 mΩ
	Medium Speed	0.01 mΩ	3 ppm + 5 ppm	13 ppm + 5.5 ppm	16 ppm + 5.5 ppm
	Fast Speed	0.1 mΩ	3 ppm + 21 ppm	13 ppm + 21.5 ppm	16 ppm + 21.5 ppm
(0-1) kΩ	Slow Speed	0.1 mΩ	3 ppm + 0.2 ppm	12 ppm + 0.3 ppm	15 ppm + 0.3 ppm	1 mA	3 ppm + 0.02 mΩ
	Medium Speed	0.1 mΩ	3 ppm + 1.2 ppm	12 ppm + 1.3 ppm	15 ppm + 1.3 ppm
	Fast Speed	1 mΩ	3.6 ppm + 3.2 ppm	12.6 ppm + 3.3 ppm	15.6 ppm + 3.3 ppm
(0-10) kΩ	Slow Speed	1 mΩ	3 ppm + 0.3 ppm	12 ppm + 0.4 ppm	15 ppm + 0.4 ppm	0.1 mA	3 ppm + 0.2 mΩ
	Medium Speed	1 mΩ	3 ppm + 1.3 ppm	12.6 ppm + 1.3 ppm	15 ppm + 1.3 ppm
	Fast Speed	10 mΩ	3.6 ppm + 3.3 ppm	12.6 ppm + 3.4 ppm	15.6 ppm + 3.4 ppm
(0-100) kΩ	Slow Speed	10 mΩ	3 ppm + 0.2 ppm	12 ppm + 0.3 ppm	15 ppm + 0.3 ppm	0.1 mA	3 ppm + 20 mΩ
	Medium Speed	10 mΩ	3 ppm + 0.5 ppm	12 ppm + 0.6 ppm	15 ppm + 0.6 ppm
	Fast Speed	100 mΩ	3.6 ppm + 1.3 ppm	12.6 ppm + 1.3 ppm	30.6 ppm + 1.3 ppm
(0-1) MΩ	Slow Speed	0.1 Ω	10 ppm + 0.6 ppm	30 ppm + 1 ppm	40 ppm + 1 ppm	10 µA	5 ppm + 0.2 Ω
	Medium Speed	0.1 Ω	10 ppm + 1.2 ppm	30 ppm + 0.6 ppm	40 ppm + 0.6 ppm
	Fast Speed	1 Ω	10 ppm + 2.6 ppm	30 ppm + 3 ppm	40 ppm + 3 ppm
(0-10) MΩ	Slow Speed	1 Ω	50 ppm + 0.4 ppm	80 ppm + 1 ppm	100 ppm + 1 ppm	1 µA	10 ppm + 1 Ω
	Medium Speed	1 Ω	50 ppm + 1.4 ppm	80 ppm + 2 ppm	100 ppm + 2 ppm
	Fast Speed	10 Ω	50 ppm + 4.4 ppm	80 ppm + 5 ppm	100 ppm + 5 ppm
(0-100) MΩ	Slow Speed	10 Ω	150 ppm + 1 ppm	400 ppm + 4 ppm	500 ppm + 4 ppm	0.1 µA	50 ppm + 50 Ω
	Medium Speed	10 Ω	150 ppm + 6 ppm	400 ppm + 9 ppm	500 ppm + 9 ppm
	Fast Speed	100 Ω	150 ppm + 11 ppm	400 ppm + 14 ppm	500 ppm + 14 ppm
[1] Accuracy Index: ± (ppm of reading + ppm of FS).
[2] Temperature Coefficient index:Exceed the range of range of (18-28) °C, increase (ppm reading+ xx Ω)/°C.
[3] The above is a 4-wire measurement index.
[4] When the range is less than or equal to 10 kΩ, the default is automatic current reversal.
[5] Max Lead Resistance(4-wire ohms): 10 Ω per lead for 100 Ω & 1 kΩ ranges; 100 Ω per lead for 10 kΩ &100 kΩ ranges; 1 kΩ per lead on all other ranges.

Secondary Standard PRT Information
Specification	AM1760 Series	AM1762 Series
Temperature Range	-200 °C to 670 °C
Resistance at 0℃	Nominal 100 Ω	Nominal 25 Ω
Temperature Coefficient	0.003925 Ω / Ω / °C
Accuracy	±0.007 °C at -196 °C
	±0.006 °C at 0.01 °C
	±0.015 °C at 420 °C
	±0.025 °C at 660 °C
Drift	±0.004 °C at TPW after 100 hours at 661 °C
Short Term Stability	±0.002 °C
Thermal Shock	±0.002 °C after 10 times thermal cycles from minimum to maximum temperatures
Hysteresis	N/A
Self-heating	0.0015 °C at 1 mA current
Response Time	9 seconds for 63% response to step change in water moving at 3 feet per second
Measurement Current	0.5 mA or 1 mA
Sensor Length	42 mm
Sensor Location	5 mm from tip
Insulation Resistance	>1000 MΩ at room temperature
Sheath Material	Inconeltm
Dimension	AM1762-12-SP	AM1760-12-SP
	0.25 in dia X 12 in (6.35 mm X 305 mm)	0.25 in dia X 12 in (6.35 mm X 305 mm)
	AM1762-20-SP	AM1760-20-SP
	0.25 in dia X 20 in (6.35 mm X 500 mm)	0.25 in dia X 20 in (6.35 mm X 500 mm)
External Leads	Teflontm – insulated copper wire, 4 leads, 2.5 meters
Handle Dimension	15 mm (OD) x 65 mm (L)
Handle Temperature Range [1]	-50 °C to 160 °C	-50 °C to 180° C
Calibration	NIST traceable calibration w/ data included
[1] Handle temperatures outside the usable will cause damage to the probe.* PRT Information from www.accumac.com.

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Additel ADT286 Multifunction Reference Thermometer Readout

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