Opto22 AD2T

AD3

AD3T

AD2T

Input Impedance

249 Ohms

249 Ohms

50 Ohms

Nominal Input Range

4 to 20 mA

4 to 20 mA

0 to 20 mA

Over/under Range

3 to 35 mA

3 to 35 mA

-1.25 to 35 mA

Accuracy

0.016 mA (0.1% of span)

0.016 mA (0.1% of span)

0.020 mA (0.1% of span)

Resolution

12 bits (0.0039 mA)

12 bits (0.0039 mA)

12 bits (0.0049 mA)

Response Time

Full-scale step change in 3 ms

Isolation Transient
  Input-to-Output
  Input-to-Analog-Supply

4,000 Vrms
n/a

4,000 Vrms
4,000 Vrms

4,000 Vrms
4,000 Vrms

Power Requirements

13 mA at +15 VDC
7.5 mA at -15 VDC

35 mA at +15 VDC
35 mA at -15 VDC

35 mA at +15 VDC
35 mA at -15 VDC

Ambient Temperature:
  Operating
  Storage

0 to 70 °C
- 25 to 85 °C