CT-5321:serial port communication sub-module

Technical Parameters

General Parameters:

• Power: Max. 500mA @ 5.0Vdc
• Isolation: I/O to internal bus via opto-couple isolation (3KVrms)
• Field Power: Nominal: 24Vdc, Range: 20-28Vdc
• Wiring: I/O Wiring: Max. 1.5mm² (AWG 16)
• Mounting Type: 35mm DIN-Rail
• Size: 1151475mm
• Weight: 65g

Environment Specification:

• Operational Temperature: -40~85℃
• Operational Humidity: 5%~95% RH (No Condensation)
• Protection Class: IP20

Serial Port Parameters:

• Channel Number: 1 Channel
• Interface: RS485/RS232/RS422
• Protocol:
  • Master (M): Modbus RTU/ASCII
  • Slave (S): Modbus RTU/ASCII
  • Free Transparent Transmission (F)
• Working Mode:
  • Modbus Master, Slave, Transparent Transmission
• Baud Rate: 300bps-500Kbps
• Data Bit: Bit 7, Bit 8
• Parity Checking: None, Odd, Even
• Stop Bit: Bit 1, Bit 2
• Character Interval: 1.5t-200t
• Byte Order Conversion: Prohibit, Enable (for Free Transparent Transmission mode)
• Response Timeout: Customized, default: 1000 (for Master and Free Transparent Transmission mode)
• Polling Timeout: Customized, default: 100 (for Master and Free Transparent Transmission mode)
• Read Data Processing Mode: Hold the last input value, clear the input value (for Master mode)
• Data Output Mode: Polling, event triggering (data changes) (for Master mode)
• Module Control Enable: Prohibit, Enable (for Master mode)
• Module Control Mode: Level trigger (continuously valid), rising edge trigger (single valid) (for Master mode)
• Power on Event Output: Prohibit, Enable (for Master mode)
• Slave ID: Customized, default: 1 (for Slave mode)
• Response Time: Customized, default: 50 (for Slave mode)