RKI Instruments Beacon 200 Rig Monitor, LEL/LEL - Manual (Page 49)

Beacon 200 Rig Monitor Operator’s Manual • 44
Flickering
Display • The display
readings flicker
often. • The Beacon 200 is
experiencing false
readings due to RFI or
EMI.
• The noise filter setting
is too low.
• The zero suppression
setting is too low.
• The display screen is
malfunctioning.
1. Verify that the detector head wiring is
properly shielded.
2. Verify that the detector head wiring is
correct and secure.
3. Verify that power and detector head
wiring is routed through separate
conduit hubs on the bottom of the
Beacon 200 housing.
4. Increase the noise filter setting in the
Channel Control & Setup Program.
5. Increase the zero suppression setting
in the Channel Control & Setup
Program.
6. If the display difficulties continue,
contact RKI for further instruction.
Buzzer Not
Working • The buzzer does not
sound an audible
alarm during alarm
conditions.
• The buzzer sounds
weak or broken.
• The buzzer is
disconnected or
misconnected.
• The buzzer is
malfunctioning.
1. Verify that the wiring to the BUZ- and
BUZ+ terminals of the controller
terminal strip is correct and secure.
2. If the buzzer difficulties continue,
contact RKI for further instruction.
Reset Switch
Not Working • The buzzer does not
silence when you
press the reset
switch.
• The applicable
alarm circuit does
not reset when you
press the reset
switch after an
alarm condition
passes.
• The reset switch is
disconnected or
misconnected.
• The reset switch is
malfunctioning.
1. Verify that the wiring to the RESET (2)
terminals of the controller terminal
strip is correct and secure.
2. If the reset switch difficulties continue,
contact RKI for further instruction.
Strobe/Horn
Not Working • The strobe/horn
does not activate
when an alarm 1
condition occurs. • The strobe/horn is
malfunctioning.
• The strobe/horn
wiring is disconnected
or misconnected.
1. Verify that the strobe/horn is wired
properly to the alarm terminal strip.
2. If the strobe/horn difficulties continue,
contact RKI for further instruction.
Fail Condition • Rig Monitor
indicates a fail
condition.
• Controller indicates
a fail condition.
• The detector wiring to
the main PCB is
disconnected or
misconnected.
• The detector fresh air
signal is low enough
to cause a fail
condition.
• The detector is
malfunctioning.
• The main or display
PCB is
malfunctioning.
1. Verify that the detector wiring is
correct and secure.
2. Calibrate the Rig Monitor.
3. If the fail condition continues, replace
the detector.
4. If the fail condition continues, contact
RKI for further instruction.
Table 9: Troubleshooting the Beacon 200 Rig Monitor (Continued)
Condition Symptom(s) Probable Causes Recommended Action