0
R a m p Differential Expansion Monitor Maintenance
•
•
111 I Te s t Alarms
DOWER S U R P
■
-1111.111.1=
P0WOMITOR
PROX I OS I TOR
m u _ T ! M E T E R
84414-01
S I G N A L
INPUT REL
NIODuL E
POWER S I : D P L '
M
E
T
E
R
4 2 1 1
+ !
.
-
1. Disconnect COM and IN wiring from the channel A
and channel B terminals on the Signal Input Relay
Module.
2. Connect the multimeters and the power supplies.
3. Adjust t h e voltages s u c h t h a t t h e differential
expansion signal is between the Long and Short alarm
setpoints o n t h e m o n i t o r.
4. Press the RESET switch and verify that the OK
LEDs are on, and the ALERT and DANGER LEDs are
off.
CAUTION
Tests will exceed alarm setpoint
levels causing alarms t o activate.
This could result in relay contact to
change state. See Danger Bypass
section 10.
WARNING
High Voltage present
Could cause shock, burns
or death.
Do Not touch exposed
wires or terminals.
1 9
Summary of Contents for 3300/46
Page 11: ...Ramp Differential Expansion Monitor Operation 8 4 4 1 3 0 1 Blank Page i v...
Page 13: ...Ramp Differential Expansion Monitor Operation 8 4 4 1 3 0 1 Blank Page v i...
Page 30: ...3300 46 RAMPDIFFERENTIAL EXPANSION MONITOR MAINTENANCE MANUAL BENTLY r NEVADA PART NO 84414 01...
Page 33: ...Ramp Differential Expansion Monitor Maintenance 84414 01 Blank Page i v...
Page 35: ...Ramp Differential Expansion Monitor Maintenance Blank Page 84414 01 v i...
Page 80: ...i w W2 19 E 1 Ramp Differential Expansion Monitor Schematic Sheet 6 of 11...
Page 82: ...f 99 9 L9 9 9 9 j T Ramp Differential Expansion Monitor Schematic Sheet 8 of 11...