Setra-system Model 231RS Manual de usuario descargar pdf (Pagina 10)

3.2 Electrical Termination

Wiring: 3-Wire, 0 to 5, 0 to 10, 1-5 VDC and Remote Zero

Model 231RS when congured for voltage output is a 3-wire circuit device with three terminals available for wiring.

The -Excitation and -Output are commoned on the circuit.

Model 231RS can operate from 15-30 VDC (18-30 VAC) nominal output power supply.

Note: The Zero terminals, connected to digital output, provide a contact closure relay for automatic reset to zero pres-

sure by the monitoring system.

CAUTION: ZERO input is for dry contact, do no apply voltage to ZERO Terminals

The optional remote zero is a normally open relay wired between COM and REMOTE ZERO terminals. In order to initi-

ate ZERO function the relay contact should be closed.

DC/AC

Power Supply

Controller

Voltage

Relay

Figure 5

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 16

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Setra-system Model 231RS Manual de usuario Pagina 10