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Repeater Unit


Simple and Intelligent Repeater Units Extend the Network

Item Specification
Model CRS1-RPT01
Communications ports Upstream port (port 1): Ttrunk line or sub-trunk line
Downstream port (port 2): Sub-trunk line (Can be wired with the same communications
specifications as the Master Unit.)
Different types of communications cable can be connected to the upstream and
downstream ports.
Maximum number of layers Up to two extra segment layers can be created from the Master Unit.
Number of nodes per network
(per Master Unit)
64 nodes
Number of nodes per trunk line or
sub-trunk line
32 nodes (Including Slave Units)
Communications power supply
One downstream communications port power supply connector
Note: Communications power for the Repeater Unit is supplied from the BS+ and
BS- terminals on the upstream port communications connector (PORT1).
Communications power supply
connector allowable current capacity
5 A max.
Noise immunity Conforms to IEC 61000-4-4 2 kV (power line).
Vibration resistance 10 to 150 Hz with double-amplitude of 0.7 mm or 50 m/s2
Shock resistance 150 m/s2
Dielectric strength 500 VAC (between isolated circuits)
Insulation resistance 20 MΩ min. (between isolated circuits)
Ambient operating temperature -10 to 55°C
Ambient operating humidity 25% to 85% (with no condensation)
Ambient operating atmosphere No corrosive gases
Storage temperature -25 to 65°C
Storage humidity 25% to 85% (with no condensation)
Installation DIN Track or M4 screws
Weight 73 g
Communications power supply voltage 14 to 26.4 VDC
Communications power supply current
95 mA max.