Peripherals: Connect For Power Using D.20 Link Procedure; Table: J1 Pinouts On Westerm Peripherals - GE D20 Installation And Operation Manual

GE Energy
Connections and Configuration
Peripherals: Connect power to A, S, K, C, and AC peripheral boards using the D.20 HDLC Link
connect for using a daisy-chain series of connections from peripheral to peripheral.
power using
D.20 Link
Procedure Connect peripherals using the D.20 Link:
Step
1
2
3
Table: J1 The following table gives DB9 Connector pinouts for J1 input on the WESTERM
pinouts on boards:
WESTERM
Peripherals
Pin Number
General
Full
, continued
Connect the D.20 link DB9 connector to the JI input on WESTERM
peripheral board number one.
Connect the D.20 link DB9 connector out from the J2 connector and into
the J1 connector on WESTERM peripheral board number two.
Repeat steps 1 and 2 for each WESTERM peripheral board in series.
Result: The peripherals are connected for power using the D.20 Link.
Function
1 GND
2 TX/RX1
3
TX/RX1
4 + DC1
5 - DC1
6 TX/RX2
7
TX/RX2
8 + DC2
9 - DC2
Installation and Operations Guide
Action
Signal Direction
INPUT
√
√
√
√
√
√
√
√
994-0078-2.00-7
D20/D200
OUTPUT
√
√
√
√
55