Siemens SENTRON PAC1020 - Commissioning; Overview

Connection
4.2 Connections
PAC1020
Equipment Manual, 05/2020, L1V30610008B-01
29
4.2 Connections
Connection designations
No.
Connection
Function
No.
Connection
Function
Ⓐ Digital inputs and outputs ⑨ VN Voltage measuring input -
Neutral conductor
Ⓑ V1, V2, V3,
VN
Voltage measuring inputs ⑩ V3 Voltage measuring input
Ⓒ
L+, N-
Supply voltage
⑪
V2
Voltage measuring input
Ⓓ
IL1, IL2, IL3
Current measuring inputs
⑫
V1
Voltage measuring input
Ⓔ RS485 communication inter-
face
⑬ IL3 l↓ Current measuring output
①
DOC
Digital output (common)
⑭
IL3 ↑k
Current measuring input
②
DO0
Digital output 0
⑮
IL2 l↓
Current measuring output
③
DIC
Digital input (common)
⑯
IL2 ↑k
Current measuring input
④
DI0
Digital input 0
⑰
IL1 l↓
Current measuring output
⑦ N- AC: Connection: Neutral
conductor
⑱ IL1 ↑k Current measuring input
⑧ L+ AC: Connection: Conductor
(phase voltage)
Figure 4-1 PAC1020 connection designations (rear view of device)