
Manual Euro-MERiDIAN
Chapter 14 Page 14 - 7
Slow scan
Is in progress . .
System ceases normal zone
scanning to permit the normal
(mid) voltage on the iD line to
be measured with a standard
meter.
Press YES
EndStation Zones?
Press NO
Zone Exp Zones?
Repeat above diagnostic steps
for zones wired to each Zone
Expander
Press NO
Keypad Zones?
Repeat above diagnostic steps
for zones wired to each
Keypad.
NOTE: diagnostics for Keypad
zones are also available at that
keypad - see 12-3
Press NO
Reader Zones?
Repeat above diagnostic steps
for zones wired to each Tag
Reader
Press NO
View Zones?
Press NO
Calibration?
Press YES
Calibration?
[ ]
Key in code
2000
Adjust iD mid
voltage [+00]
System will provide steady
‘
mid
’
voltage, which can be
checked at any point on the iD
wiring connected to the End
Station (see below for ZEMs).
To calibrate, disconnect all iD
wiring from E/S terminals,
place calibrated DVM across iD
terminals (E3,4) and use
D
or
B
keys to adjust measured
voltage to 6.50
Press YES
Adjust PSU
voltage [+00]
Place calibrated DVM across
Battery connectors WITH
BATTERY REMOVED, and use
D
or
B
keys to adjust measured
voltage to 13.7
Press YES
DIAGNOSTICS?
Press NO
Moves to next menu item
Calibrating ZEM iD output
Disconnect iD wiring from
terminals, place calibrated DVM
across iD terminals and press
reset button on ZEM. Steady
‘mid’ voltage will be present at
iD terminals (E3,4) for a few
seconds, and may be adjusted
(to 6.50 volts), using RV1.
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