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Loop Checks Before Connecting Wiring - Honeywell NOTIFIER ID2000 Series Installation & Commissioning Manual

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Loop
Loop
LOOP IN
Start
Start
-
Notes:
1. A = Normally open switch - closes under an
1. A = Normally open switch - closes under an
alarm condition.
alarm condition.
2. To comply with the requirements of EN54-2,
2. To comply with the requirements of EN54-2,
isolators should be fitted between a maximum
isolators should be fitted between a maximum
of 32 loop devices. For the ID2000 Series, do
of 32 loop devices. For the ID2000 Series, do
not place more than 25 loop devices between
not place more than 25 loop devices between
isolators (20 if FET isolators are used).
isolators (20 if FET isolators are used).
3. Refer to device instruction sheet for wiring
3. Refer to device instruction sheet for wiring
terminations.
terminations.
-
Loop
Loop
LOOP OUT
Finish
Finish
+
The loop wiring MUST
be disconnected from
the panel during this
procedure
ID2000 Series Installation & Commissioning Manual

8.4.2 Loop Checks Before Connecting Wiring

Typical connections of analogue addressable devices
to a loop are shown below.
B501/B501 AP (see Note 3)
B501/B501 AP (see Note 3)
LOOP OUT
See Note 3
See Note 3
LOOP IN
Output Module
Output Module
Supervised
Supervised
47k
Load
Load
28V Supply
28V Supply
For checking the loop wiring, do the following:
1 For CLIP devices link out any isolators on the Loop
43
Monitor used
Monitor used
as input
as input
Isolator (see Note 2)
Isolator (see Note 2)
by temporarily shorting terminals 2 and 4 on each
isolator. For OPAL protocol-compatible sensor bases
(B501 AP) remove the device from the base. These
bases have +leg terminals (+2 and +4) that connect
automatically when the sensor is removed. Check
See Note 3
See Note 3
18k
47k
A
See Note 1
See Note 1
M500KAC/
M500KAC/
M700KAC
M700KAC
997-433-000-5, Issue 5
May 2010

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