Cooper Security M2000 Podręcznik Użytkownika Strona 17

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Engineering Manual Introduction
9
System Wiring
Cable Type
In general, the panel requires standard 7/0.2 un-screened alarm cable for wiring to MSNodes,
MRNodes, MSPSUs, keypads, LEC2s, and zone sensors. The number of cores varies, depending
on the device being connected.
Screened cable may prove necessary if the installation site has equipment that produces high
levels of R.F. (Radio Frequencies), for example heavy industrial plant such as welding equipment.
See “General Wiring Considerations” in the M800 and M2000 Installation Instructions.
Maximum Cable Distances
Nodes
The distance between a control panel and node (MSNode, MRNode, MSPSU), or between any
two nodes must not exceed 100m. The distance from the control panel to furthest node must
not exceed 400m for a M800 or 1km for an M2000. See Figure 3).
Keypads
The distance from a control panel, MSNode or MSPSU to the furthest keypad on the chain must
not exceed 100m (see Figure 3).
Note: Do not connect keypads to the same network wiring as an MRNode (or any other node).
However, you can connect keypads to MSNodes or MSPSUs, but not MRNodes.
LEC2
The distance from a control panel to the furthest LEC2 must not exceed 100m.
Cable Segregation
All network and zone wiring must be segregated from any other wiring, such as mains supply
cables, telephone cables, computer network cables and R.F. cables. In addition, the network and
detection zone cables should be kept clear of cables supplying sounders or extension
loudspeakers.
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Do not route more than one network down a single multi-core cable.
Mains Wiring
All mains wiring must be carried out only by a qualified electrician and must comply with
current local regulations.
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