Detcon 12B - Manual (Page 3)

Model 12B
12B Control Module Instruction Manual iii
Table of Contents
1.0 Description .......................................................................................................................................... 1
2.0 Specification........................................................................................................................................ 2
3.0 Controller models ............................................................................................................................... 2
4.0 Alarm functions and settings .............................................................................................................. 3
4.1 Alarm set points .............................................................................................................................. 3
4.2 Latching or non-Latching Relays ..................................................................................................... 4
4.3 Relay Contact Output Select ............................................................................................................ 4
4.4 Energized or De-energized............................................................................................................... 5
4.5 Ascending or Descending Alarms .................................................................................................... 5
4.6 Alarm Reset..................................................................................................................................... 5
4.7 Alarm Disable ................................................................................................................................. 5
5.0 POWER INPUT OPTIONS ............................................................................................................... 6
6.0 ANALOG 4-20 MA SIGNAL INPUT/OUTPUT ............................................................................... 6
7.0 RS-485 MODBUS™ FEATURES AND SPECIFICATIONS ........................................................... 6
8.0 FAULT CIRCUIT FUNCTIONS ....................................................................................................... 7
8.1 Detector Load Bypass Jumper.......................................................................................................... 7
9.0 TEST FUNCTIONS............................................................................................................................ 8
9.1 Alarm Set Point Test........................................................................................................................ 8
9.2 Display/Alarm Test ......................................................................................................................... 9
9.3 RS-485 Address Setting Test ........................................................................................................... 9
10.0 OTHER FEATURES.......................................................................................................................... 9
10.1 Flashing Over-range ........................................................................................................................ 9
10.2 Range Configuration Jumpers ........................................................................................................ 10
10.3 PolySwitch Over-current Protection............................................................................................... 10
10.4 Default Settings of Jumpers Tabs................................................................................................... 11
11.0 WARRANTY AND SERVICE POLICY ......................................................................................... 11
Revision History ....................................................................................................................................... 12
Table of Figures
Figure 1 Alarm Set switches and Alarm Relay Jumpers
............................................................................................................................................................ Er
ror! Bookmark not defined.
List of Tables
Table 1 Switch positions for setting alarm points..........................................................................................3
Table 2 Range configuration jumper locations and settings...........................................................................10