Steca PR 2020 IP65, Руководство по эксплуатации

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Signal contact
Optional available for the PR2020-IP is the alarm contact output. An alarm is raised if
one or more of the following conditions is true. It reopens automatically if the alarm
condition is cleared. The contact can handle max. 50 V, 100 mA.
The alarm contact (dry contact) output is at pin #3 and #4. (see illustration) A plug with
screw terminals is included. The polarity is ignored.
Alarm conditions Alarm ON Load disconnected
temp. sensor short circuit [E04] yes no
overtemperature inside [E05] yes yes
battery < 11,7 V
or SOC <40 %
yes no
battery < 10,5 V
or SOC < 30 % [E07]
yes yes
battery >15,5 V [E08] yes yes
load current >25 A [E09] yes yes
load output short circuited [E11] yes yes
No error is signalled when :
• The battery is not present or with wrong polarity connected
• The module current is too high (>20 A)