REDZ Smart Communication Technologies

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- 8 Channel 5Amps 250VAC/30VDC Digital Relay Output
- Device Address changeable with Modbus RTU commands
- Output Values can be saved and Applied After Auto Restart
- Output Configuration for device power up can be defined by user with Modbus 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
- 5-48V (max. 60V) DC wide range power input
- Wide operating temperature range from -40 to 85 °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

Save Output Values Before Auto Restart
Default is enabled and when system auto resets (every 24 hour) the values are saved and applied after restart
Changeable via Modbus Command

Save Output Values and Apply on Power Up
Default is disabled, user can activate and enter parameters for each output individually
Changeable via Modbus Command

Monitoring Parameters
Modbus RTU Read counter
Time counter (in seconds)
FW version
available via Modbus Commands

OUTPUT CONNECTORS AND INDICATORS

Output Connectors
Terminal Connector for Digital Outputs

8 Channel Output terminals and polarity is not important. 2 pins for each connection and total 16 connection pins.

Output Channel Ratings
Maximum 5 Amperes 250VAC/30VDC for each channel

Isolation
3kV dielectric strength (between coil and contacts)
Meets IEC61131-2 reinforce insulation

Output Status LEDs
Shows which pin is ON (conducting) and OFF (cut off) for Digital Outputs

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
5-48V (max. 60V) DC input

Reverse Polarity Protection
Available

Thermal Shutdown and Current Limit Protection
Available

PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS

Enclosure
Metal, IP 40

Dimensions
43 x 95 x 124 (w x d x h) mm

Weight
~380gr

Storage Temperature
-65 to 150 °C

Operating Temperature
-40 to 85 °C

Operating Humidity
5% to 95%Non-condensing

HUR128: 8 Channel Digital 5Amps 250VAC/30VDC Relay Output Modbus RTU Remote IO Device, 1 x RS485, 5-48V (max. 60V) DC Power Input

ZTerminal Software

↗ User Manual ☶ Datasheet