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Appendix A
32
204166 / 848560300010
2021-08-06·BA00·III·en·12
DE
EN
FR
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LV
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CH
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Grounding monitoring device
Series 8485
Function
LED display
Grounding status
Reaction of grounding
monitoring device
20331E00
Clamp not connected,
device not used
Grounding defective
• Red indicator lamp
ON
• Green indicator
lamp OFF
• Relays R1 and R2
are de-energised
20332E00
Clamp is directly
connected to ground,
for example via the
loading platform
Grounding defective
• Red indicator lamp
ON
• Green indicator
lamp OFF
• Relays R1 and R2
are de-energised
20333E00
Clamp connected to
road tanker
Grounding OK
• Red indicator lamp
OFF
• Green indicator
lamp ON
• Relay R1 is
energised and
relay R2 is de-
energised
20334E00
Clamp connected to
road tanker Road
tanker is grounded
subsequently
(e.g. via the filling
arm)
Grounding OK
• Red indicator lamp
OFF
• Green indicator
lamp ON
• Relays R1 and R2
are energised
Relay R2 is energised if the resistance of the grounding loop of the tanker is
< 10 Ω.
Ambient conditions
Ambient temperature
-
55 to +60 °C
Storage temperature
-
55 to +60 °C
The device must always remain switched on at a temperature lower than -40 °C.
Mechanical data
Degree of protection IP65
Device version
Flameproof enclosure (Ex d)
Material
Enclosure
Aluminium
Weight
12.1 kg
Technical data
R1 R2
R1 R2
R1 R2
R1 R2
Содержание 8485 Series
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