Table 8-3. Sps 4000 Fault Finding - Emerson Oxymitter 4000 Instruction Manual

Instruction Manual
IB-106-340 Rev. 3.0
December 2003
Symptom
No calibration Wiring
gas flow
Logic I/O
Calibration gas lines be-
tween cylinders and mani-
fold
Calibration gas flowmeter
knob
Calibration gas line be-
tween manifold and cali-
bration gas flowmeter
Fuse on power supply
board
Interface board operation
Check valve
Calibration gas line be-
tween calibration gas
flowmeter and check valve
Calibration gas flowmeter
Power supply output
Solenoid
Pressure switch
8-22 Troubleshooting

Table 8-3. SPS 4000 Fault Finding

Check
Improper wire connections,
loose connections, or
damaged wiring
Oxymitter 4000 logic I/O
not set for calibration
handshaking with SPS
4000
Clogged calibration gas
line
Flowmeter knob not turned
counterclockwise to allow
flow
Clogged calibration gas
line
Blown fuse
Interface board not send-
ing signals
Clogged check valve
Clogged calibration gas
line
Clogged flowmeter
Power supply failure
Solenoid failure
Pressure switch failure
Fault
Properly connect wiring or secure
loose wiring connections; replace
damaged wiring if necessary.
Set logic I/O to mode 8 via
HART/AMS.
Replace clogged calibration gas line.
Turn calibration gas flowmeter knob
counterclockwise to allow calibration
gas to flow.
Replace clogged calibration gas line.
Replace fuse per paragraph 9-5a.
Replace interface board per para-
graph 9-5b.
Replace check valve per paragraph
9-5e.
Replace calibration gas line.
Replace flowmeter per paragraph
9-5h.
Replace power supply board per
paragraph 9-5b.
Replace solenoid per paragraph
9-5c.
Replace pressure switch per para-
graph 9-5d.
Rosemount Analytical Inc. A Division of Emerson Process Management
Oxymitter 4000
Remedy