ero electronic TMS Mode D'emploi page 26

OUTPUT 1 OUTPUT 1 OUTPUT 1 OUTPUT 1 OUTPUT 1
a ) Relay output with SPDT contact;
contact rating 3A / 250 V AC on resistive load.
b) Logic voltage for SSR drive.
Logic status 1: 24 V +20% @ 1 mA.
14 V +20% @ 20 mA
Logic status 0: <0.5 V
Output action: direct/reverse programmable. Output action Output action Output action Output action
The relay or SSR output selection is made by
internal jumper and configuration parameter.
OUTPUT 2 - cooling / alarm 1 OUTPUT 2 - cooling / alarm 1 OUTPUT 2 - cooling / alarm 1 OUTPUT 2 - cooling / alarm 1 OUTPUT 2 - cooling / alarm 1
a ) Relay output with SPST contact;
contact rating 2A / 250 V AC on resistive load
b) Logic voltage for SSR drive.
Logic status 1: 24 V +20% @ 1 mA.
14 V +20% @ 20 mA
Logic status 0: <0.5 V
The relay or SSR output selection is made by
internal jumper and configuration parameter.
ALARMS ALARMS ALARMS
ALARMS ALARMS
The instrument may accommodate up to 2
independent alarms.
The alarm 1 is a standard features of the
instrument while the alarm 2 is an option.
Each alarm can be programmed as follows:
Process alarm Process alarm
Process alarm Process alarm: Process alarm
Operative mode Operative mode: High or low programmable. Operative mode Operative mode Operative mode
Threshold Threshold: Programmable in engineering units Threshold
Threshold Threshold
within the input span (P3 - P2).
Band alarm Band alarm Band alarm Band alarm Band alarm
Operative mode Operative mode Operative mode Operative mode Operative mode: inside or outside band.
Threshold Threshold Threshold: programmable from 0 to 500 units.
Threshold Threshold
Deviation alarm Deviation alarm Deviation alarm Deviation alarm Deviation alarm
Operative mode: upper or lower the programmed Operative mode Operative mode
Operative mode Operative mode
value.
Threshold: programmable from - 500 to +500 Threshold Threshold Threshold Threshold
units.
Action: direct or reverse programmable Action Action Action Action
Threshold resolution Threshold resolution Threshold resolution Threshold resolution: 1 digit. Threshold resolution
Alarm hysteresis: programmable from 0.1 % to Alarm hysteresis Alarm hysteresis Alarm hysteresis Alarm hysteresis
10.0 % of the input span.
Alarm reset Alarm reset Alarm reset: automatic or manual programmable Alarm reset Alarm reset
Stand by (mask) alarm: Each alarm can be Stand by (mask) alarm Stand by (mask) alarm Stand by (mask) alarm Stand by (mask) alarm
programmed with or without mask function.
This function allows to delete not desired alarm
indication at instrument power up or after a set
point modification.
Alarm indications Alarm indications Alarm indications Alarm indications Alarm indications: the AL1/COOL LED lit when the
alarm 1 is in ON condition.
The AL2/HBD LED operate as follows:
HBD AL2 LED
status status AL2/HBD
0 0 OFF
0 1 ON
1 0 flashing at slow rate
1 1 Flashing at high rate
Alarm outputs Alarm outputs
Alarm outputs: Alarm outputs Alarm outputs
1) Alarm 1 : relay output with SPST contact;
Contact rating 3A/250V AC on resistive load
2) Alarm 2 : relay output with SPST contact;
Contact rating 2A/250V AC on resistive load
NOTE NOTE
NOTE NOTE NOTE: Alarm 2 and HBD alarm are in OR
condition on the output 2 relay.
GB GB
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