Adjustment and functionalities
T°
OHI
OLO
Hysteresis mode
ON
Not inverted
OFF
ON
Inverted
OFF
DEL = 0 s
ON
Not inverted
OFF
ON
Inverted
DEL = 2 s
OFF
Window mode
ON
Not inverted
OFF
ON
DEL = 0 s
Inverted
OFF
Not inverted
ON
OFF
ON
Inverted
DEL = 2 s
OFF
Fig. 26: Behaviour of the device according to the temperature
and the commutation mode selected
Type 8400
Output
2 s
2 s
2 s
9.7.2. Default configuration
When switching on for the first time, the Calibration mode con-
figuration on 8400 threshold detectors and transmitters is as
follows:
T° unit
Time
Output
OLO
OHI
DEL
Filter
BGLO
BGHI
Temperature
adjustment
Expansion board
°C
Hysteresis, inverted
130 °C / +266 °F
(threshold detectors and transmitters that
do not use the 4...20 mA input)
130 °C / +266 °F
(threshold detectors and transmitters that
do not use the 4...20 mA input)
0 s
2
0 °C / +32 °F
100 °C / +212 °F
000.0
• no (NO EXT) for threshold detectors
• yes (YES EXT) for transmitters
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