Input Range

From -50 mV to +50 mVDC
From -25 mV to +25 mVDC

Maximum Over Range

± 10%
(= ± 27500 counts)

Resolution

2 µV from -50 mV to +50 mV
1 µV from -25 mV to +25 mV

Cold Junction Temperature Compensation

Automatic when used with SNAP brains

Input Filtering

-3 dB @ 2.4 Hz

Input Response Time
(% of span/delta V/delta time)

63.2%/31.5 mV/66 ms

Data Freshness

65 ms for +/- 50 mV
130 ms for +/- 25 mV
130 ms for B-, R-, S-, and T-type thermocouples
65 ms for C-, D-, G-, and N-type thermocouples

DC Common Mode Rejection

>-120 dB

AC Common Mode Rejection

>-120 dB @ 60 Hz

Maximum Survivable Input

±15 volts

Maximum Operating
Common Mode Voltage

250 V

Accuracy

0.1% (50 µV) @ 50 mV (full scale)
0.2% (50 µV) @ 25 mV (full scale)

Drift: Gain Temperature
Coefficient

5 µV / °C

Drift: Offset Temperature Coefficient

2 µV / °C

Thermocouple Accuracy [°C]
 From factory
 After user gain and offset commands

B, R, S    C, D, G    T, N
   ±5            ±4          ±3
   ±3            ±2          ±2

Isolation: Optical

4000 V

Isolation: Transformer

1500 V

Isolation: Channel to Channel

250 V continuous
(1500 V transient)

Power Requirements

5 VDC (±0.15 ) @ 200 mA

Input Resistance

100 megohms (each channel)

Ambient Temperature:
 Operating
 Storage

-20 °C to 70 °C
-40 °C to 85 °C

Humidity

5-95%, non-condensing

Torque, hold-down screws

4 in-lb (0.45 N-m)

Torque, connector screws

3 in-lb (0.34 N-m)

Wire size range

22 to 14 AWG

Agency Approvals

CE, FM, RoHS, DFARS; UKCA

Warranty

Lifetime