Instructions for use
SCU 835 / SEC 15
Important note
Before removing the
Micro-SD card
, the
S2
button
must
be pressed for
five
seconds. Then the
SD
card
lock
must
be pushed to the left and opened to remove the card. Afterwards, the unit should
be switched off.
After reinserting the card, the latch
must
be folded down and pushed to the right
. Afterwards, power
on the unit again so that the card is mounted automatically. During operation, press the
S2
button
for
five
seconds to mount the
Micro-SD card
manually. This function is expected to be available from
mid 2021.
6.12
Outputs relay board REL 835
The relay outputs are of an
informative
purpose and can be freely programmed for specific sections or devices
(section or common relays). They are to be connected to the
FACP
and/or
PLC
at
P201
to
P208
for cable connec-
tions
I
/
II
in order to immediately transmit any status changes of the device. (→ 3.16). The potential-free contacts
are not equipped at the factory and must be plugged in accordingly on site.
Contact at P201
Signal
Cable colour
REL 1
Relay -
COM
(changeover)
Bundle 1 - 1a [RD]
REL 1
Relay -
NC
(normally closed) /
NO
(normally open)
1b [BU]
REL 2
Relay -
NC
(normally closed) /
NO
(normally open)
2a [WH]
REL 2
Relay -
COM
(changeover)
2b [YE]
Table 31: Pin assignment at
P201
Contact at P202
Signal
Cable colour
REL 3
Relay -
COM
(changeover)
3a [WH]
REL 3
Relay -
NC
(normally closed) /
NO
(normally open)
3b [GN]
REL 4
Relay -
NC
(normally closed) /
NO
(normally open)
4a [WH]
REL 4
Relay -
COM
(changeover)
4b [BN]
Table 32: Pin assignment at
P202
Contact at P203
Signal
Cable colour
REL 5
Relay -
COM
(changeover)
5a [WH]
REL 5
Relay -
NC
(normally closed) /
NO
(normally open)
5b [BK]
REL 6
Relay -
NC
(normally closed) /
NO
(normally open)
Bundle 2 - 6a [WH]
REL 6
Relay -
COM
(changeover)
6b [BU]
Table 33: Pin assignment at
P203
Contact at P204
Signal
Cable colour
REL 7
Relay -
COM
(changeover)
7a [WH]
REL 7
Relay -
NC
(normally closed) /
NO
(normally open)
7b [YE]
REL 8
Relay -
NC
(normally closed) /
NO
(normally open)
8a [WH]
REL 8
Relay -
COM
(changeover)
8b [GN]
Table 34: Pin assignment at
P204
Page 60/112
LISTEC GmbH
60T328-02-LI-en / 29.01.2021
Fig. 121: Circuit board cut-out for
REL 835
terminal block → relay outputs
