Transmission Cables - Omron CQM1 Operation Manual

Sysmac cqm1h/cqm1 series dedicated i/o units
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Transmission Cables

3-1
Transmission Cables
Recommended Cables
Master to Slave
Connection
G730 Interface Unit
Master
Terminal screws: M3
(Optimum tightening torque: 0.5 N • m)
Master and Expansion
Master to Slave
Connection
44
Connect wiring in series from the Master, with positive terminals connected
together and negative terminals connected together.
Set the last connected Slave as the terminator. Do not set an intermediate
Slave as a terminator.
Total cable length per system: 200 m max.
The size of terminal screw differs for the Master and Slave. Consider the size
of the terminal screws when using solderless terminals.
Master terminal: M3 (optimum tightening torque: 0.5 N • m); Slave terminal:
M3.5 (optimum tightening torque: 0.8 N • m)
Locate transmission cables away from power cables and high-voltage cables
to eliminate the effects of noise.
The G730 Interface Unit can be connected to the G730 Remote Terminal
using the following cable.
Cable: VCTF 0.75 x 2C
The connection method of a Master to Slaves is shown in the diagram below.
G730 Remote Terminal
Slave
+
+
Terminal screws: M3.5
(Optimum tightening torque: 0.8 N • m)
The connection method of a Master and Expansion Master to Slaves is shown
in the following diagram.
Connect wiring of each system in series from Master, Expansion Master to
Slave with positive terminals connected together and negative terminals con-
nected together.
Expansion Master terminals B0 to B2 and B1 to B3 are shorted internally.
They can be used in any combination.
Set the last connected Slave as the terminator. Do not set an intermediate
Slave as a terminator.
Total cable length per system: 200 m max.
The size of terminal screw differs for the Master/Expansion Master and Slave.
Consider the size of the terminal screws when using crimped terminals.
Master/Expansion Master terminal: M3; Slave terminal: M3.5
Section 3-1
G730 Remote Terminal
Slave
+
Set as terminator.

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Cqm1h - 08-2005

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