ABB Symphony Harmony Series - P1 Power Pins; P4 Redundancy Link Pins

I/O Block Connectors
WBPEEUI240751C0 8 - 13
I/O Block Connectors
The following sections provide the pin assignments for I/O
block connectors.
I/O Module (P1, P4, P5)
An I/O module has three connection points for external sig-
nals and power: P1 power, P4 redundancy link, and P5 com-
munication. Tables 8-6, 8-7, and 8-8 list the pin assignments
for P1, P4, and P5.
Table 8 -6. P1 Power Pin s
Pin Connection
A1BLPA(+)
2 BLP B (+)
3IFP(+)
B1BLCA(–)
2 BLC B (–)
3IFC(–)
Table 8-7. P4 Redundancy Link Pins
Pin Connection Pin Connection
1TransmitdataA(+) 2ReceivedataA(+)
3Ground 4TransmitdataA(–)
5ReceivedataA(–) 6HandshakeOUT
7 Primary/backup 8 Ground
9HandshakeIN 10TransmitdataB(+)
11 Receive data B (+) 12 Ground
13 Transmit data B (–) 14 Receive data B (–)