Deif GPU-3 Hydro Installation Instructions

6.1.21 Analogue inputs (option M15.x)
The analogue 0(4) to 20 mA inputs are passive and require an external power supply:
Transmitter-+
-
+
-
+
24V DC supplyInputs
or
Transmitter++
-
+
-
24V DC supplyInputs
-
6.1.22 Stop coil with wire break detection (option M4)
Multi-line 2
+12/24V DC
123
124
0V DC
Stop coil
A1
A2
To avoid faulty activation of the stop coil caused by the wire break circuit, use a stop coil with
the following specifications:
24 V DC: I
ON
>10 mA/R
COIL
<1650 Ω
12 V DC: I
ON
>10 mA/R
COIL
<800 Ω
Remember to mount the free wheel diode.
6.1.23 Transistor outputs
The open collector outputs can be used as kWh and kVArh counter outputs or as relay outputs. The outputs
are low power outputs. For that reason, one of the following circuits must be applied.
ML-2 installation instructions 4189340582
UK
Wirings
DEIF A/S Page 56 of 64

Deif GPU-3 Hydro Specifications

General

Brand	Deif
Model	GPU-3 Hydro
Category	Controller
Language	English