VAMP 221
Arc protection system
Technical description
VAMP Ltd
54
VAMP 24h Technical Support: +358 (0)20 753 3264
VM221.EN013
5.
Change of DIP-switches in I/O
units 10L, 3L, 3LX and 4C
In I/O units delivered before 11
th
March 2005, the DIP-switches
are in an order opposite to the order shown in the photos in this
manual.
Units delivered before this date can be identified from the
following external details:
1.
The I/O unit has a serial number smaller than 10,000
2.
The type designation in the upper left corner is different in
style than in the photos in this manual.
3.
The numbering of the I/O unit terminal block is not
embossed on the front panel.
4.
The DIP-switches are in reverse order.
4
Addr.
Zone2
Zone1
Zone4
Zone3
SW1
TRIP
M
OELLER
10
SW1
SENSOR
OK
ACT
TRIP
Addr.
Zone
L / L+I
Latch
BI/O
SENSOR
3
SW1
Addr.
Zone
L / L+I
Latch
BI/O
OK
ACT
TRIP
VAM_old_dips
Figure 5-1. Order of DIP-switches in I/O units delivered before 11
th
March
2005
On request we can deliver following stickers which are
recommended to be attached on the I/O units manufactured
before 11
th
March 2005.
Figure 5-2 Sticker for I/O units delivered before 11
th
March 2005.