ET-7250A
Ethernet I/O Module with 2-port Ethernet Switch, with 12-channel Digital Input, 6-channel Digital Output (RoHS)
Features
ET-7250A provides 6 sink-type digital output channels and 12 wet contact digital input channels, each of which is able to be used as a 32-bit counter. In addition, each digital input of ET-7250A accepts either dry contact or wet contact.
- Built-in Web Server
- Web HMI
- Support for both Modbus TCP and Modbus UDP Protocols
- Communication Security
- 2-port Ethernet Switch for Daisy-Chain Topology
- Dual Watchdog
- Wide Operating Temperature Range: -25 to +75°C
- I/O Pair Connection
- Built-in I/O
- DI/Counter: 12 Channels
- DO: 6 Channels
Specifications
System Specifications
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, Swtich Ports
PoE
-
Protocol
Modbus/TCP, Modbus/UDP
Security
ID, Password and IP Filter
Dual Watchdog
Yes, Module (0.8 second), Communication (Programmable)
LED Indicators
for System Running
Yes
for Ethernet Link/Act
Yes
for DI/DO status
Yes
for PoE Power
-
2-Way Isolation
Ethernet
1500 VDC
I/O
2500 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 Line
Power Requirements
Reverse Polarity Protection
Yes
Powered from Terminal Block
12 ~ 48 VDC
Powered from PoE
-
Consumption
2.7 W (Max.)
Mechanical
Dimensions (L x W x H)
120 mm x 76 mm x 38 mm
Installation
DIN-Rail or Wall mounting
Environmental
Operating Temperature
-25 to +75°C
Storage Temperature
-30 to +80°C
Humidity
10 to 90% RH, Non-condensing
I/O Specifications
Digital Input/Counter
Channels
12
Contact
Dry +Wet Contact
Sink/Source (NPN/PNP)
Dry: Source
Wet: Sink
Wet Contact
On Voltage Level
1 VDC Max.
Off Voltage Level
+3.5 VDC ~ +50 VDC Max.
Dry Contact
On Voltage Level
Close to GND
Off Voltage Level
Open
Input Impedance
10 k?
Counters
Max. Count
4,294,967,285 (32 bits)
Max. Input Frequency
100 Hz
Min. Pulse Width
5 ms
Overvoltage Protection
+60 VDC
Digital Input/Counter
Channels
6
Type
Isolated Open Collector
Sink/Source (NPN/PNP)
Sink
Max. Load Current
500 mA/channel
Load Voltage
+5 VDC ~ +50 VDC
Overvoltage Protection
60 VDC
Overload Protection
1.3 A
Short-circuit Protection
Yes
Power-on Value
Yes, Programmable
Safe Value
Yes, Programmable