ecification
3.4.3 PROFIBUS
Item Specification
Power supply
24 VDC ± 10%
Current consumption 600 mA max. (*1)
Group 2 only server Communication protocol
Network-powered insulated node
Bit strobe
Polling
Communication specification Master-slave connection
Cyclic
Baud rate 9.6 kbps to 12 Mbps
9.6 kbps 1500 m
500 kbps 400 m
1.5 Mbps 200 m
3 Mbps 200 m
PROFIBUS specification
Communication cable length (*1)
12 Mbps 100 m
Transmission path configuration IAI’s dedicated multi-drop differential communication
Communication method Half-duplex
Synchronization method Asynchronous method
Transmission path type 2-wire method corresponding to EIA RS485
Baud rate 230.4k [bps]
Error control method CRC with no parity bit (*2)
Communication cable ROBONET communication connection circuit board (supplied), ROBONET
extension cable (when an extension unit is used)
SIO communication
specification
Number of connectable units 16 axes max.
Surrounding air temperature
0 to 40°C
Surrounding humidity 95% RH max. (non-condensing)
Surrounding environment Free from corrosive gases, flammable gases, oil mist or powder dust.
Storage temperature
-25 to 70°C
Storage humidity 95% RH max. (non-condensing)
Vibration resistance XYZ directions:
10 to 57 Hz, half amplitude – 0.035 mm (continuous) / 0.075 mm (intermittent)
57 to 150 Hz – 4.9 m/s
2
(continuous) / 9.8 m/s
2
(intermittent)
Environment conditions
Impact resistance XYZ directions:
147 mm/s
2
, 11 ms, half-sine wave pulse
Protection degree IP20
Weight Approx. 140 g
External dimensions 34 W x 105 H x 73.3 D [mm]
*1: For T-branching communication, refer to the operation manuals of the master unit and the PLC installed in the master unit.
*2: CRC: Cyclic Redundancy Check
A data error detection method frequently used for synchronous transmission.
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