Installation guide

Specifications 33
OPTO-22
Manufacturer Part Number
Crydom PB-24
Gordos PB-24
Grayhill 7ORCK24, 7OMRCQ24 series
Potter & Brumfield ZIO24, ZIOM24 series
OPTO-22 PB-24, PB-24Q, PB-24HQ
5.7.2 - BCD assignments
The BCD commands can be used to access the expansion
board BCD switches. Each BCD switch can have up to 7
digits with a sign. Up to 8 sets of BCD switches can be
accessed with these commands. The pin assignments and
connector assignment for each BCD switch are defined in
the following table.
BCD Pin Connector BCD Pin Connector
B04 47,45,43,41 Top B08 47,45,43,41 Bottom
B03 39,37,35,33 Top B07 39,37,35,33 Bottom
B02 31,29,27,25 Top B06 31,29,27,25 Bottom
B01 23,21,19,17 Top B05 23,21,19,17 Bottom
B01-B04 15,13,11,9,7,5,3,1 Top B05-B08 15,13,11,9,7,5,3,1 Bottom
Where: “B” is the board number, 1 through 4.
Controller
EXPANSION I/O - BCD PORT
CONNECTION TO BCD SWITCH BANKS
EXPANSION
I/O-BCD
BOARD
50 CONDUCTOR
RIBBON CABLE
BCD
SWITCH
INTERFACE
W.E. P/N 223263-001
BCD BANK #
7 DIGITS + SIGN
W.E P/N 221157-002
BCD BANK #
7 DIGITS + SIGN
W.E P/N 221157-002
BCD BANK #
7 DIGITS + SIGN
W.E P/N 221157-002
BCD BANK #
7 DIGITS + SIGN
W.E P/N 221157-002
14 CONDUCTOR
RIBBON CABLE
18 INCHES LONG
INCLUDED
Expansion
I/O-BCD
Board
Module
Rack
50 conductor ribbon cable
Controller OPTO-22
I/O modules are available
for use with Logic supply
voltages 5, 15, and 24V.
The logic supply (-) terminal
is connected to even pins
2-50 which are ground.
Logic
Supply
+-
Ex
p
ansion I/O-BCD Port
Connection to OPTO-22 Module Rack