- 8 Channel 12-275V AC-DC, 60mA Digital Optocoupler Input
- Device Address changeable with Modbus RTU commands
- Easy to Monitor Device Parameters such as Device Up Time, Modbus RTU read counter etc. with Modbus Commands
- Supports Modbus RTU Protocol over RS485 with 115200 8N1 Data Type
- Easy to Use Test and Parameter Change Software
- Easy Firmware Upgrade over Serial Line
- 100 - 240V AC (120 – 370V DC), 50Hz to 60Hz AC wide range power input
- Wide operating temperature range from -30 to 70 °C
- Rugged Metal IP-40 housing design
- DIN-Rail mounting
MODBUS CHARACTERISTICS
Protocol
Modbus RTU
115200 8N1
Modbus RTU Address
Default value is 0x01
Changeable via Modbus Command
Monitoring Parameters
Modbus RTU Read counter
Time counter (in seconds)
FW version
available via Modbus Commands
INPUT CONNECTORS AND INDICATORS
Input Connectors
Terminal Connector for Digital Inputs
8 Channel Input terminals and polarity is not important. 2 pins for each connection and total 16 connection pins.
Input Channel Ratings
12-275 AC-DC, 60mA Digital Optocoupler Inputs
Isolation
4470Vrms 1min
Over Voltage Protection
275V
INTERFACE AND INDICATORS
RS485 Connector
Terminal Connector for 2 wire RS485 connection and GND.
Activity LEDs
Tx LED: Flashes when the device sends Modbus RTU packages
Rx LED: Flashes when the device receives Modbus RTU packages
System LED
Flashes during normal operation
FIRMWARE UPGRADE
Upgrade over Serial Line
Available from RS485 Serial Line
POWER
Input Range
100 - 240V AC (120 – 370V DC), 50Hz to 60Hz AC input
Isolation
Fully Isolated >4200Vrms, 5mA 1 Min
Insulation: Class II
PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS
Enclosure
Metal, IP 40
Dimensions
43 x 95 x 124 (w x d x h) mm
Weight
~380gr
Storage Temperature
-40 to 105 °C
Operating Temperature
-25 to 70 °C
Operating Humidity
5% to 95%Non-condensing
HUR418: 8 Channel 12-275 AC-DC, 60mA Digital Optocoupler Input Modbus RTU Remote IO Device, 1 x RS485, 90 - 265V AC (100 – 370V DC), 47Hz to 63Hz AC Power Input