Liquid Controls SP4000 - Manual (Page 117)

SP4000 Flow Computer
114
Cause
Open circuit detected on RTD 2
input
Short circuit detected on RTD 2
input
Pulse output has exceeded the
internal buffer
Current output 1 is below or
above specified range
Current output 1 is below or
above specified range
Relay 1 is active due to high
alarm condition
Relay 1 is active due to low
alarm condition
Relay 2 is active due to high
alarm condition
Relay 2 is active due to low
alarm condition
Relay 3 is active due to high
alarm condition
Relay 3 is active due to low
alarm condition
24V output error detected
during service test run
Pulse input error detected
during service test run
Error detected on input 1
voltage input during service test
run
Error detected on input 1
current input during service test
run
Error detected on input 2 during
service test run
Error detected on input 3 during
service test run
Remedy
Check wiring and RTD
Check wiring and RTD
Adjust pulse value or
pulse width
Adjust the "0"/ "Full
Scale" values or
increase/ lower flowrate
Adjust the "0"/ "Full
Scale" values or
increase/ lower flowrate
Not required
Not required
Not required
Not required
Not required
Not required
By Factory Service
By Factory Service
By Factory Service
By Factory Service
By Factory Service
By Factory Service
Error Message
RTD 2 OPEN
RTD 2 SHORT
PULSE OUT OVERRUN
I out 1 OUT OF RANGE
Iout 2 OUT OF RANGE
TOTALIZER ERROR
RELAY 1 HI ALARM
RELAY 1 LO ALARM
RELAY 2 HI ALARM
RELAY 2 LO ALARM
RELAY 3 HI ALARM
RELAY 3 LO ALARM
24VDC OUT ERROR
PULSE IN ERROR
INPUT 1 Vin ERROR
INPUT 1 Iin ERROR
INPUT 2 Iin/RTD ERROR
INPUT 3 Iin/RTD ERROR
12.3 Error Messages: (Continued)