IAI RCM-GW-CC, Operation Manual

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7
2. Specifications and name of each part
2.1 General specifications
Item Specification
Power supply 24V DC ±10%
Consuming current 300mA max.
Communications standard CC-Link Ver1.10 (*1)
Communications speed 10M/5M/2.5M/625k/156kbps (Selection with rotary switch)
Communications system Broadcast polling system
Synchronization system Frame synchronization system
Encoding system NRZI
Transmission path format Bus format (EIA RS485 conformance)
Transmission format HDLC conformance
Error control system CRC (X
16
+ X
12
+ X
5
+ 1)
Number of occupied stations Remote device station 4 stations
Communications speed (bps) 10M 5M 2.5M 625k 156K Communications cable length
(*2)
Overall cable length (m) 100 160 400 900 1200
CC-Li
nk specifi
cation
Communication cable CC-Link dedicated cable
Transmission path configuration Our dedicated multi-drop difference communication
Communications system Half-duplex
Synchronization system Asynchronous type
Transmission path format Equivalent to EIA RS485 2-wire type
Communication speed 30.4kbps
Error control system No parity bit, CRC (*3)
Communication cable length Total cable length 100m or shorter
Connecting unit number Maximum 3/7/14/16 axes (depending on operation mode)
SIO communication sp
ecificat
ion
Communication cable Two-paired twist-pair shielded cable
(Recommended brand: Taiyo Electric Wire & Cable
HK-SB/20276×L 2P×AWG22)
Operating ambient temperature 0 - 40°C
Operating ambient humidity 85%RH or less (non-condensing)
Operating atmosphere Not subject to corrosive gas, flammable gas, oil mist, powdered dust
Storage temperature -10 - 65°C
Storage humidity 90%RH or less (non-condensing) Environm
ent
al
Vibration resistance 4.9m/s
2
(0.5G)
Protection class IP20
Weight 480g or less
(*1) Certification has been acquired
(*2) For T branch communication, refer to the Operation Manuals for the master unit and PLC to be
mounted.
(*3) CRC: Cyclic Redundancy Check
Data error detecting method which is mostly used for synchronizing transmission