Tunnel Master® wbc Installation Guide
Page 10
Tunnel Master® wbc Installation Guide
Page 10
Main CPU Board
The following table lists inputs available on the main CPU board. All inputs require 24 V max. line,
neutral, and ground.
WARNING: *Removing the Flash Module for any reason will Void the Warranty.
ID
Description
ID
Description
1
RJ-45 Terminal for Network Connection
15
Display Connection Point
2
Flash Module*
16
Keyboard Connect Point
3
Eight-Port DIP Switch
17
Pulse Switch Connections
4
Status LEDs
18
Assigned Function Inputs
5
Input Board RJ-45 Terminal Connector
19
Expansion Inputs
6
Relay Board RJ-45 Terminal Connector
20
RS-232 Comm Terminal
Relays 1-24
7
Status LEDs
21
Fuse 500mA
8
Relay Board RJ-45 Terminal Connector
22
RS-485 Comm Terminal
Relays 25-48
9
Status LEDs
23
12V AC Input from Transformer
10
Relay Board RJ-45 Terminal Connector
Relays 49-72
11
Fuse 500mA
12
Relay Board RJ-45 Terminal Connector
Relays 73-96
13
Fuse 500mA
14
Input Power from 24V DC Power Supply
The main CPU board includes a microprocessor module and 16 main inputs. It drives up to
four in-box relay boards and one in-box input board.
A data flash module is included for storage of configuration settings. One eight-port DIP
switch is included.
One RS232 port is available for debug. The main CPU board drives the included PS2
keyboard and 640 × 480 color display monitor.
One RS485 port with two connectors is included. It is available for connecting a wash
selection keypad.
Table 5. Main CPU Board Inputs
