Tb18 connections, Tb18 connections 36, Table 2.6—tb18 connections 36 – Watlow Series D8 User Manual
Page 54
Chapter 2: Installation
Series D8 User’s Guide
36
Watlow Anafaze
Doc. 0600-3120-2000
Functions Activated by Digital Inputs
Use digital inputs to activate the following functions:
•
Load a job that is stored in controller memory. See BCD
•
Change all loops to manual mode at specified output lev-
els. See Mode Override on page 127.
•
Enable thermocouple short detection. See Thermocouple
•
Restore automatic control after a failed sensor has been
repaired. See Restore Automatic Mode on page 138.
TB18 Connections
Table 2.6
TB18 Connections
1
The indicated outputs are dedicated for control when enabled in the
loop setup. If one or both of the outputs are disabled for a loop, then the
corresponding digital outputs become available for alarms.
2
If you install a Watlow Anafaze Serial DAC, the D8 series controller
uses digital output 18 (terminal 15) for a clock line. You cannot use out-
put 18 for anything else if a Serial DAC is installed.
Control Output
1
Terminal
Function
D84 _ - _ _ _ _ - _ _ _ _
D88 _ - _ _ _ _ - _ _ _ _
1
+5 Vdc
2
CTRL COM
3
Watchdog timer
4
Global alarm
5
Output 1
Loop 1 heat
Loop 1 heat
6
Output 2
Loop 2 heat
Loop 2 heat
7
Output 3
Loop 3 heat
Loop 3 heat
8
Output 4
Loop 4 heat
Loop 4 heat
9
Output 5
Loop 1 cool
Loop 5 heat
10
Output 6
Loop 2 cool
Loop 6 heat
11
Output 7
Loop 3 cool
Loop 7 heat
12
Output 8
Loop 4 cool
Loop 8 heat
13
Output 9
Loop 1 cool
14
Output 10
Loop 2 cool
15
Output 18
2
Serial DAC clock
Serial DAC clock
16
Input 1
17
Input 2
18
Input 3