Installation Instructions

Install internal components
Output extension (relay, 8) PCO2003-A1
6
A6V11899867_en--_a
89 | 122
6.7 Output extension (relay, 8) PCO2003-A1
The slave module 'Output extension (relay, 8)' PCO2003-A1 provides 8
galvanically isolated 2-pole relay outputs with changeover switches. It extends the
master modules 'Input/output module (digital, 16)' PCIO2002-A1 or the 'Output
module (relay, 8)' PCO2002-A1with one slave module 'Output extension (relay, 8)'
PCO2003-A1 with 8 additional 2-pole relay outputs.
6.7.1 Mounting
The module 'Output extension (relay, 8)' PCO2003-A1 is designed to be mounted
on a DIN rail in the cabinet.
6.7.2 Installation
Fig. 49: PCO2003-A1 connector overview
6.7.3 Relay outputs
The PCO2003-A1 provides 8 relays (9-16) with 2 poles. Each pole has its own
connector. Pole 1 connectors are 'X9.1' to 'X16.1' and the second pole connectors
are 'X9.2' to 'X16.2'.
Relay output connectors pole 1 - 'X9.1' to 'X16.1'
Pin
Description
Remark
1
NC
Normally closed
2
C
Common
3
NO
Normally open
Table 68: PCO2003-A1 relay output connectors pole 1 - 'X9.1' to 'X16.1'
Relay output connectors pole 2 - 'X9.2' to 'X16.2'
Pin
Description
Remark
1
NC
Normally closed
2
C
Common
3
NO
Normally open
Table 69: PCO2003-A1 relay output connectors pole 2 - 'X9.2' to 'X16.2'