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SENSEPOINT RFD OPERATING MANUAL
7 Default configuration
The Sensepoint RFD transmitter is supplied with the following default configuration.
Function
Value/Setting
Sensor Type
S04
Signal output
≥0.0<4.0mA
4.0mA to 20.0mA
2.0mA or 4.0mA
22.0mA
Alarm Relay 1* /
20% of full scale
Fault relay**
De-energized
Contact Normally Open (NO)
Alarm Relay 2*
40% of full scale
De-energized
Contact Normally Open (NO)
Inhibit
2.0mA (default) or 4.0mA
Timeout
t-of
* Alarm relays automatically reset when reading falls within alarm thresholds.
** Alarm relay 1 can be set as fault relay (see section 10.1)
For details of how to change the default configuration refer to section 10.
Meaning
Sensepoint standard temp 0-100% LEL
Fault (refer to table 5 section 8.2 for further details)
Normal gas measurement
Inhibit (during configuration/user settings)
Maximum over range
Lower alarm level
Energizes on alarm
Closes on alarm
Higher alarm level
Energizes on alarm
Closes on alarm
Signal output inhibited during menu use.
Relays are inhibited in a non-alarm state.
No inhibit timeout. The detector waits for a button
press before returning to the previous state/setting.
t-on enables inhibit timeout period of 30mins.
Table 4: Default configuration
17
RFDMAN MAN0843 Issue 3
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