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Siemens Industry, Inc.
Building Technologies Division
A6V10328217_en--_f
6
COMPATIBILITY
1.
The MLC supports only the intelligent devices listed in Table 1 and Table 2.
The compatibility identifiers for the compatible devices are the model
numbers listed in Table 1. Use any combination of those listed.
2.
The MLC supports two device loops of up to 60 intelligent field devices each.
Each loop draws a maximum of 90mA from the MLC.
3.
All circuits are power limited per NEC 760. The MLC supports the use of 12-
18 AWG non-shielded, non-twisted, thermoplastic fixture wire without
conduit, if permitted by local building codes.
4.
No end of line device is required.
5.
Total circuit resistance of each zone must not exceed 100 ohms.
Maximum capacitance:
0.4
μ
F between loop+ and loop-
0.8
μ
F between loop+ and chassis
0.8
μ
F between loop- and chassis
6.
T-tapping is not allowed on Class A loops.
7.
Does not support P2 (H-Series) devices.
8.
Alarm verification shall not be used in initiating device circuits intended for
cross-zone operation.
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