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Gb 3. specifications – WIKA AC-1 User Manual

Page 11

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WIKA operating instructions pressure transmitter model AC-1

14026285.01 11/2012 GB/D/F/E

GB

3. Specifications

3.2 Output signals

Signal type

Signal

Current (2-wire)

4 ... 20 mA

Voltage (3-wire)

DC 0 ... 10 V

DC 1 ... 5 V

Ratiometric (3-wire)

DC 0.5 ... 4.5 V

Load in Ω

Current output (2-wire): ≤ (power supply - 7 V) / 0.02 A

Voltage output (3-wire): > max. signal / 1 mA

3.3 Voltage supply

The permissible power supply depends on the corresponding value of the output signal.

4 ... 20 mA:

DC 7 ... 30 V

DC 0 ... 10 V:

DC 14 ... 30 V

DC 1 ... 5 V:

DC 8 ... 30 V

DC 0.5 ... 4.5 V ratiometric: DC 4.5 ... 5.5 V

3.4 Reference conditions (per IEC 61298-1)
Temperature

15 ... 25 °C

Atmospheric pressure

860 ... 1,060 mbar