I-7242D user manual
I-7242D DeviceNet/Modbus RTU Gateway User’s Manual, July 2006, Version 1.1 8/124
1.3 Hardware Features
System
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CPU: 80188 40MHz
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Philip SJA1000 CAN controller
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Philip 82C250 CAN transceiver
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SRAM: 512K bytes
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Flash Memory: 512K bytes
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EEPROM:
2K
bytes
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Real
Time
Clock
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Built-in
Dual-Watchdog
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16-bit
Timer
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2500 Vrms isolation on CAN side
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Power Consumption: 2.8 W
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Unreg10VDC to +30VDC
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Operating
Temperature: -25°C to +75°C
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Storage
Temperature: -30°C to +85°C
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Humidity:
5%~95%
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NS, MS and IO Led indicator
COM1
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RS-232: TXD, RXD, RTS, CTS, GND
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Communication speed: 1200, 2400, 4800, 9600, 19200, 38400,
57600 or 115200 bits/s
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Used as configuration tool connection
COM2
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RS-485: D2+, D2-
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Communication speed: 1200, 2400, 4800, 9600, 19200, 38400,
57600 or 115200 bits/s
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Connect to Modbus RTU devices
Display
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Five 7-segmemt displays to show the information of operation
mode, Node ID, CAN baud rate, RS-485 baud rate and device
error code in sequence loop ways.