Weidmuller DPADCV - Universal glavanically isolated signal co Bedienungsanleitung PDF herunterladen (Seite 19)

• Calibration and Setup

General

The SET (setpoint) and DB (deadband) adjustments control the

setpoint and hysteresis for each alarm channel. Internal jumpers

control the alarm type and relay coil energisation.

quipment requirements

• A suitable DC voltage source

• A

n accurate digital multimeter (accurate to 0.05 mV and ±0.1 μA)

• Flat bladed screwdriver (blade width less than 2.54 mm / 0.1 inch)

Terminal connections for calibration

Signal type Terminal

Input signal

DC voltage source (+) 2

DC voltage source (−) 4

Power supply

Neutral (−) 9

Live (+) 10

Setpoint (SET Control) adjustment

The SET controls for each channel are on the front panel of the

transmitter. For both high and low type alarms you turn the control

clockwise to trip the alarm and anticlockwise to reset it. The procedure

for adjustment is as follows:

1. Connect up the instrument according to the table above.

2. S

et the input source to the trip point.

3. Turn the SET control anti-clockwise until the LED extinguishes.

4. Slowly turn the SET control clockwise until the LED lights up.

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Weidmuller DPADCV - Universal glavanically isolated signal co Bedienungsanleitung Seite 19