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CZM-1B6 Connections and Ratings
CZM-1B6 Power
The CZM-1B6 receives its power from
the CZM-1B6 power output on the
MMB-1/-2 or PSR-1. This power is
available on TB5 of the MMB-1/-2 on
terminals 9-12 or TB3 on the PSR-1 on
CZM-1B6 Power Wiring
NOTES
1. Power limited to
NFPA 70 per NEC 760.
2. Minimum wire size:
18 AWG.
3. Maximum resistance:
4 ohms total.
4. No end of line device
required.
5. Circuit is supervised.
6. T-tapping is NOT
allowed on Class A
loops.
7. For loop resistance,
refer to the PSR-1
Installation Instructions,
P/N 315-090911, the
MMB-1 Installation
Instructions, P/N 315-
090375, or the MMB-2
Installation Instructions,
P/N 315-095097, as
applicable.
3
12
4
11
5
10
6
9
3
12
4
11
5
10
6
9
MMB
TB5
PSR-1
TB3
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
3
3
3
3
3
3
3
3
4
4
4
4
4
4
4
4
5
5
5
5
5
5
5
5
6
6
6
6
6
6
6
6
7
7
7
7
7
7
7
7
8
8
8
8
8
8
8
8
9
9
9
9
9
9
9
9
CZM-1B6
CZM-1B6
CZM-1B6
CZM-1B6
CZM-1B6
CZM-1B6
CZM-1B6
CZM-1B6
+
+
+
-
-
-
CLASS A INSTALLATION - See note 6.
CLASS B INSTALLATION
terminals 3-6. The power may be
wired as Class A or Class B. Since the
CZM-1B6 monitors the power at its
screw terminals, it is possible to T-tap
the power connection; this can be
done only in the Class B configuration.
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