ET-7261 CR ICP DAS Relay Module

• Built-In Web Server
• Web HMI
• Support for both Modbus TCP and Modbus UDP Protocols
• 2-port Ethernet Switch for Daisy-Chain Topology
• Communication Security
• Dual Watchdog
• Wide Operating Temperature Range: -25 ~ +75 °C
• I/O Pair Connection
• Built-In I/O 
  • Power Relay: 11 Channels

The ET-7261/PET-7261 provides 11 form A electromechanical relays. It features optical isolation for 3000 VDC of transient overvoltage protection and doesn’t have channel-to-channel isolation. The power-on value and safe value of relay are programmable. It can safely be used in applications where hazardous voltages are present.
ET-7261 CR: Ethernet I/O Module with 2-port Ethernet Switch, with 11-channels Relay (RoHS)

Software

Built-In Web Server: Yes
Web HMI: Yes
I/O Pair Connection: Yes

Communication

Ethernet Port: 2 x RJ-45, 10/100 Base-TX, Switch Ports
Protocol: Modbus/TCP, Modbus/UDP
Security: ID, Password and IP Filter
Dual Watchdog: Yes, Module (0.8 second), Communication (Programmable)

LED Indicators

L1 (System Running): Yes
L2 (Ethernet Link/Act): Yes
L3 (DI/DO status): Yes

2 Way Isolaiton

Ethernet: 1500 VDC
I/O: 3000 VDC

EMS Protection

ESD (IEC 61000-4-2): ±4 kV Contact for Each Terminal and ±8 kV Air for Random Point
EFT (IEC 61000-4-4): +/-4 kV for Power
Surge (IEC 61000-4-5): +/-2 kV for Power

Power Requirements

Reverse Polarity Protectionn: Yes
Powered from terminal block: Yes, 10 ~ 48 VDC
Consumption: 4.4 W

Mechanical

Dimensions (W x L x D): 76 mm x 120 mm x 38 mm
Installation: DIN-Rail or Wall mounting

Environment

Operating Temperature: -25 °C ~ +75 °C
Storage Temperature: -30 °C ~ +80 °C
Humidity: 10 ~ 90% RH, non-condensing

Power Relay

Output Channels: 11
Type: Power Relay, Form A (SPST N.O.)
Contact Rating: 5 A @ 250 VAC/24 VDC (Resistive Load)
Min. Contact Load: 10mA @ 5 V
Operate Time: 10 ms (Maxl)
Release Time: 5 ms (Max)
Mechanical Endurance: 2 x 10^7 ops.
Electrical Endurance: 10^5 ops
Power On Value: Yes, Programmable
Safe Value: Yes, Programmable