RKI Instruments Beacon 200 Rig Monitor, LEL/H2S - Manual (Page 51)

Beacon 200 Rig Monitor Operator’s Manual • 46
Quarterly
Calibrate the LEL and H
2
S detectors as described in the Calibration
section of this manual.
Troubleshooting
The troubleshooting guide describes symptoms, probable causes, and
recommended action for problems you may encounter with the Rig Monitor.
Table 9: Troubleshooting the Beacon 200 Rig Monitor
Condition Symptom(s) Probable Causes Recommended Action
No Power • The PILOT light is off.
• The display screens
are blank.
• The power wiring is
disconnected or
misconnected.
• One or both DC fuses
are blown.
• The display cable is
disconnected or
misconnected.
• The battery is dead or at
a very low voltage.
1. Verify that the wiring to the battery is
correct and secure.
2. At the Beacon 200, verify that the wiring to
the DC terminals is correct and secure.
3. Check the continuity of the DC fuses.
4. Verify that the display cable is connected.
The display (ribbon) cable plugs into
connectors on the top edge of the display
board (labeled J1) and on the top edge of
the main circuit board (also labelled J1).
5. If the power difficulties continue, contact
RKI for further instruction.
Frequent or
Suspect
Alarms • The Beacon 200 alerts
you to frequent or
suspect alarms.
• The detector head’s
fresh air readings
remain on zero.
• The Beacon 200 is
experiencing false
readings due to RFI or
EMI.
• The detector head wiring
is disconnected,
misconnected, or
intermittent.
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 alarm on delay setting in the
Channel Control & Setup Program.
5. If the frequent or suspect alarm difficulties
continue, contact RKI for further
instruction.
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.