Features; Specifications - ICP DAS USA GW-7238D User Manual

1.2

Features

• RoHS Design.
• Provide PWR / ERR / J1939 / MODBUS indication LEDs.
• The built-in jumper to select 120 ohm terminal resister of CAN bus
• Watchdog inside.
• Transmission and reception of all types of J1939 messages, including
PDU1, PDU2, broadcast and destination specific.
• J1939 Transport Protocol for transmission and reception of large
messages (9 - 1785 bytes).
• Support BAM of Connection Management Message.
• Network addresses management.
• Support RS-232, RS-485 and Ethernet interfaces.
• Support Modbus TCP server / RTU slave protocol
• Communication support both Modbus TCP / RTU to J1939 at the same
time.
• Configurable UART baud rates of 9600, 19200, 38400, 57600,
115200 bps.
• Allow Max 5 Modbus TCP clients to access GW-7238D simultaneously.
• Support Function Code 03 / 04 / 06 / 16 of Modbus functions for
reading and writing J1939 Messages.
1.3

Specifications

[UART specs:]
• COM1 : RS-232
• COM1 Connector: 5-pin screwed terminal block (TXD1, RXD1, RTS1,
CTS1 and GND1)
• COM2 : RS-485(Self-turner inside)
• COM2 Connector : 2-pin screwed terminal block (D2+, D2-)
• Baud Rate (bps): 9600, 19200, 38400, 57600 and 115200
[Ethernet specs:]
• Controller : 10/100Base-TX Ethernet Controller (Auto-negotiating,
Auto-MDIX)
[CAN specs:]
• Controller : NXP SJA1000T with 16 MHz clock
• Transceiver : NXP 82C250
• Channel number : 1
• Connector : 5-pin screwed terminal block (CAN_L, CAN_H, N/A for
GW-7238D J1939 to MBTCP Server / MBRTU Slave Gateway User's Manual (Ver.1.1, May. 2013) --- 6
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