janitza UMG 804 - Acceptable Wiring Configurations; Voltage Input 24 V DC (Optional)

UMG 804 www.janitza.com
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10.3 Voltage input 24 V DC (optional)
24 V DC
Fig.: 24 V DC
10.2 Acceptable wiring confi gurations
The monitor may be connected to any wiring confi guration shown in the following fi gure except for corner
grounded delta circuits.
3-wire (ungrounded)
Delta
Corner-grounded
Delta - NOT ALLOWED
4-Wire Wye 3-Wire
Phase-Phase
2-Wire
Phase-Phase
120/240V
High-Leg Delta
L3 L3
L3
L3
X
L1 L2 L1
L2 L1
L2
L1
L2
L1
N
N
N
N
2-Wire
Single-Phase
L1
N
L2 L1
NOTE
Devices that can be operated with DC voltage
are protected against polarity reversal