- 1 x 5 Channels 4-20mA Analog Output
- 1 x 8 Channels Digital 5Amps 250VAC/30VDC Relay Output
- 1 x 8 Channels 0-20mA Analog Input
- 1 x 8 Channels 12-275 AC-DC, 60mA Digital Optocoupler Input Modbus TCP Remote IO Device
- Supports 2 x 10/100Base-T(X) ports
- Supports Full/Half-Duplex, auto MDI/MDI-X on each port
- Embedded web interface for ease of use
- Instant switch between Server-Client Operating Modes with buttons
- Up to 10 client connection in Server Mode
- DHCP Server Capability
- Easy to follow Device Status on web interface
- Device Address changeable via web interface
- Output configuration can be defined by user for restart
- Output values can be saved and applied during auto restart
- I/O Mirror functionality: Device can duplicate output from a Modbus input device
- Easy to follow Device Parameters such as Device Up Time, Modbus read counter etc. on web interface
- Easy to follow Serial and Ethernet data packages on web interface
- Black List and White List based IP Filter in TCP Server Mode
- Firmware Upgrade over Web
- 2 firmware storage capability on same device (1 active only)
- 5-48V DC wide range power input (allows up to 60 V DC)
- Wide operating temperature range from -40 to 85 °C
- Rugged Metal IP-40 housing design
- DIN-Rail mounting
TECHNOLOGY
ETHERNET SWITCH TECHNOLOGY
Ethernet Standards
IEEE 802.3 for 10Base-T
IEEE 802.3u for 100Base-T(X)
IEEE 802.3x Flow Control
Mac Table
1K MAC address entry
Processing
Store-and-Forward
Memory
448K bits packet buffer memory
MODBUS CHARACTERISTICS
Protocol
Modbus TCP
Modbus Address
Default value is 0x01
Changeable via Web Interface
Save Output Values Before Auto Restart (on Output Slots)
Default enabled and when system auto restarts the values are saved and applied after restart
Save Output Values and Apply on Power Up (on Output Slots)
Default disabled, user can activate and enter parameters for each output individually
Changeable via Web Interface
I/O Mirror Functionality (on Output Slots)
Default disabled
If enabled, device can read input value of remote HUR device and duplicate those values as output
Monitoring Parameters
Modbus Read counter
Time counter (in seconds)
FW version
Device Up Time
TCP packages
CONNECTORS AND PORTS
Console Port
USB Type C or Micro USB connection for LOG in 115200 baud
10/100T(X) RJ45 Ports
Ethernet Connection on 2 ports
Reset Buttons
Reset to Client and Reset to Server Operating modes buttons
INPUT CONNECTORS AND INDICATORS
SLOT 1
I/O Connectors
Terminal Connectors
Analog Outputs: 1 Slot x 5 Channel 4-20mA Analog Output
5 Analog Outputs total 10 connection pins.
4-20mA Analog Output designed for 24V 250ohm load or 12V 125ohm load.
Over Voltage Protection
Analog Output:
40V
SLOT 2
I/O Connectors
Terminal Connectors
Digital Outputs: 1 Slot x 8 Channel 5Amps 250VAC/30VDC Digital Relay Output
8 Channel Output terminals and polarity is not important. 2 pins for each connection and total 16 connection pins.
Maximum 5 Amperes 250VAC/30VDC for each channel.
Dielectric Strength
3kV dielectric strength (between coil and contacts)
Meets IEC61131-2 reinforce insulation
Output Status LEDs
Shows which pin is ON and OFF for Digital Output versions.
SLOT 3
I/O Connectors
Terminal Connectors
Analog Inputs: 1 Slot x 8 Channel 0-20mA Analog Input
Polarity is important and all inputs references to Common point.
2 Common points 8 Analog Inputs total 10 connection pins.
0-10V and 0-20mA Selectable during order (default is 0-20mA) Analog Input
Analog Input Features
16-bit resolution with no missing codes
Throughput: 250 kSPS
SLOT 4
I/O Connectors
Terminal Connectors
Digital Inputs: 1 Slot x 8 Channel 12-275V AC-DC, 60mA Digital Optocoupler Input
8 Channel Input terminals and polarity is not important. 2 pins for each connection and total 16 connection pins.
12-275 AC-DC, 60mA Digital Optocoupler Inputs.
Isolation
Digital Optocoupler Input:
4470Vrms 1min
Over Voltage Protection
Digital Optocoupler Input:
275V
LED INDICATORS
Power Indicator
Power LED
10/100T(X) Indicators
Activity LEDs:
ETH1, ETH2 and HUR (Activity of device itself)
System Indicators
Status LED,
Tx and Rx of data LEDs and Server LED
(LED ON: Server Operating Mode, LED OFF: Client Operating Mode)
Slot LEDs
S-1, S-2, S-3 and S-4: Turns On for 1 second and Turns OFF for 1 second under normal operation of I/O Interface.
Each LED corresponds to related I/O Slot.
Console Indicators
Tx and Rx of data LEDs
POWER
Input Range
5-48V DC wide range power input
(Allows up to 60 V DC)
Reverse Polarity Protection
Available
Thermal Shutdown and Current Limit Protection
Available
PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS
Enclosure
Metal, IP 40
Dimensions
115 x 970 x 126 (w x d x h) mm
Weight
~700gr
Storage Temperature
-65 to 150 °C
Operating Temperature
-40 to 85 °C
Operating Humidity
5% to 95%Non-condensing
HUR741: Multi Slot, 1 x 5 Channels 4-20mA Analog Output, 1 x 8 Channels Digital 5Amps 250VAC/30VDC Relay Output, 1 x 8 Channels 0-20mA Analog Input, 1 x 8 Channels 12-275 AC-DC, 60mA Digital Optocoupler Input Modbus TCP Remote IO Device, 5-48V (max. 60V) DC Power Input
