Omega Vehicle Security Wireless Sensor System zSeries - Manual (Page 20)

14
2.4b Disassembly - End Device (zED-x-LCD-AA or zED-TC-LCD-AA)
You may need to open the unit for one of the following reasons:
• To turn on Power Switch.
• To mount unit to wall. Refer to Figure 2.2a for mounting dimensions.
• To connect or replace the AA alkaline batteries, (note the polarity of battery).
• To access Thermocouple’s Terminal Block Connector.
• To access programming connector.
Remove Cover as shown below, by removing the 4 Cover Mounting Screws.
Figure 2.4b Disassembly of the End Device
(zED-x-LCD-AA or zED-TC-LCD-AA)
8
1
REMOVABLE
TERMINAL BLOCK
CONNECTOR FOR
THERMOCOUPLE
INPUT (SEE WIRING
SECTION)
CABLE GLAND FOR
THERMOCOUPLE INPUT
(SEE WIRING SECTION)
1
6
1
TRAY
COVER
MOUNTING
SCREWS (4)
ANTENNA
COVER
8
1
DIP SWITCH
AA ALKALINE
BATTERIES
TRAY MOUNTING
MOUNT
1
1
EXTERNAL SENSOR /
PROBE INPUT
QUICK DISCONNECT
CONNECTOR
OR
BATTERY CLIPS
PROGRAMMING/
LCD CABLE
CONNECTOR
LCD CABLE
POWER SWITCH
SENSOR/PROBE
HOOK-UP
(FACTORY INSTALLED)
Hold down on
connector
board and
gently remove
terminal block.