Epson RC700 Manual page 57

DeviceNet Communication Specifications
Name
Supported Connection
Baud Rates
Transfer Distance
Cable
Communications
Power Supply Voltage
Communication
Power Supply Current
Consumption
Mode
Interface
Max. Input data size
Max. Output data size
* When Thin cable is used for trunk line, the maximum network length is 100 m.
LED Description of DeviceNet
LED status represents the status of the fieldbus board.
OFF
GRN
RED
RC700 / RC90 Option Fieldbus I/O Rev.12
Item
LED status
Communications power supply OFF
Disconnected
Link OK
ON
Online connected
Blinking Online disconnected
ON Link error
Blinking Communication time out
Specification
DeviceNet slave board
I/O messaging connection (Polling), Explicit message
connection
DeviceNet communication protocol
125 k / 250 k / 500 k (bps)
Max.
Baud Rates Network
Length
500 k (bps) 100 m
250 k (bps) 250 m *
125 k (bps) 500 m *
5-wire cable dedicated to DeviceNet
(2 wires for signal, 2 wires for power supply, 1 shield wire)
24 VDC (supplied from a connector)
Maximum 30 mA
Slave
1 DeviceNet port
2048 bits (256 bytes)
2048 bits (256 bytes)
NS
2. Installation
Total Drop Line
Drop Length
Length
6 m or under 39 m or under
6 m or under 78 m or under
6 m or under 156 m or under
MS
Device power supply OFF
Device operating
Data size error
Critical error
Error
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