Module I/O Wi-Fi Modbus TCP 4 kênh đầu vào số (DI) + 2 kênh đầu ra AC SSR ICP DAS tWF-PD4SR2A CR
Introduction
The tWF-PD4SR2A have WLAN connection complies with the IEEE802.11b/g/n standards, With the popularity of 802.11 network infrastructure, incorporate wireless connectivity into monitoring and control systems. They also support Modbus TCP protocol and the network encryption configuration, which makes perfect integration to SCADA software, HMI Modbus APP and offer easy and safe access for users. The tWF-PD4SR2A provides 4 Isolation Dry digital input channels and 2 AC SSR output channels, All input channels provides 32-bit counters. 4 kV ESD protection and 3750 VDC intra-module isolation are also provided.
Features
• Wi-Fi communication remote I/O module
• Both Access Point(AP) & Station(STA) mode support
• PC utility, Android APP, Web browser support(HTML)
• MODBUS TCP support
• AC SSR outputs
• Photocouple Isolation Dry contact input
• All DI channels provides 32-bit counters
• Wide power supply range: 9 ~ 48 VDC
Applications
- AC Power On/Off Control
- Building Automation
- Security Automation
- Machine Automation
- Factory Automation
- Remote Diagnosis
- Remote Maintenance
- Testing Equipment
Specifications
| Isolation | |
|---|---|
| Intra-module Isolation | 3000 VDC |
| EMS Protection | |
|---|---|
| EFT (IEC 61000-4-4) | Yes ±4 kV for Power |
| ESD (IEC 61000-4-2) | ±4 kV Contact for Each Terminal ±8 kV Air for Random Point |
| LED Indicators | |
|---|---|
| Status | 1 x Power 1 x Status |
| Wi-Fi | |
|---|---|
| Standard | IEEE 802.11 b/g/n |
| Mode | Access Point (Limited AP) & Station (STA) |
| Encryption | Open,WEP, WPA2 |
| Data Transmission Rate | Data Rate, 2.4 GHz |
| Digital Input/Counter | |
|---|---|
| Channels | 4 |
| Type | Dry Contact |
| Sink/Source (NPN/PNP) | Sink |
| ON Voltage Level | Close to GND |
| OFF Voltage Level | Open |
| Max. Counts | 32-bit (4294967295) |
| Frequency | 20 Hz Max. |
| Isolation | Photo-Isolation 3750 VDC |
| Relay Output | |
|---|---|
| Channels | 2 x AC Solid State Relay |
| Type | Solid State Relay (AC) |
| Contact Rating | AC 240 V/1.5 A |
| Operate Time | 2 ms |
| Release Time | 2 ms |
| Power on Value | Yes(OFF) |
| Power | |
|---|---|
| Reverse Polarity Protection | Yes |
| Input Range | +9 VDC ~ +48 VDC |
| Consumption | 0.7W Max. |
| Mechanical | |
|---|---|
| Dimensions (mm) | 52 x 97 x 27 (W x L x H) |
| Installation | DIN-Rail Mounting |
| Environment | |
|---|---|
| Operating Temperature | -25 ~ +75 °C |
| Storage Temperature | -30 ~ +75 °C |
| Humidity | 10 ~ 95% RH, Non-condensing |
Ordering information
| tWF-PD4SR2A CR | Tiny Wi-Fi I/O Module with Isolated 4-ch (Dry) DI and 2-ch AC SSR (RoHS) (Asia Only) |