WF-2019/S CR: Module Wi-Fi 10 kênh đầu vào tương tự giao tiếp Modbus TCP
Features
• 10 differential universal analog input channels
• Supports thermocouple devices with J, K, T, E, R, S, B, N, C types
• Compatible with IEEE 802.11b/g standards
• Support WEP, WPA and WPA2 wireless encryption
• Support Modbus/TCP and UDP protocols
• Support DHCP network configuration
• Wide operating temperature range
• Built-in watchdog
Introduction
The WF-2019 is a 10-channel universal analog input module with voltage and current input types. It provides extremely accurate thermocouple measurement and automatically cold-junction compensation for each channel. In addition, the WF-2019 has WLAN connection complies with the IEEE802.11b/g standards. With the popularity of 802.11 network infrastructure, the WF-2019 makes an easy way to incorporate wireless connectivity into monitoring and control systems. The WF-2019 also supports Modbus/TCP and UDP protocols and the network encryption configuration, which makes perfect integration to SCADA software and offer easy and safe access for users from anytime and anywhere.
Application
Specification
| Isolation |
| Intra-module Isolation |
AI: 3000 VDC |
| Wi-Fi |
| Transmission Range |
50 meters (LOS) |
| Standards |
IEEE 802.11b/g |
| Receive Sensitivity |
-83 dBm @ 11Mbps |
| Output Power |
8 dBm @ 11 Mbps |
| Mode |
Infrastructure & Ad-hoc*
Infrastructure & Limit-AP** |
| Encryption |
WEP, WPA and WPA2 |
| Antenna |
5 dBi (Omni-Directional) |
| Analog Input |
| Channels |
10 |
| Type |
Voltage
Current |
| Sensor Type |
Thermocouple |
| Range |
Voltage: ±15 mV, ±50 mV, ±100 mV, ±500 mV, ±1 V, ±2.5 V, ±5 V, ±10 V
Current: ±20 mA (External resistor is required)
Thermocouple: J, K, T, E, R, S, B, N, C |
| Resolution |
16-bit |
| Accuracy |
±0.1% of FSR |
| Sampling Rate |
10 Hz (Total) |
| Input Impedance |
Voltage Input: >400 kΩ,
Current Input: 125 Ω |
| Common Mode Rejection |
86 dB Min. |
| Normal Mode Rejection |
100 dB |
| Overvoltage Protection |
240 Vrms |
| Individual Channel Configuration |
Yes |
| Zero Drift |
±20 μV/°C |
| Span Drift |
±25 ppm/°C |
| Open Thermocouple Detection |
Yes (Software programmable) |
| Power |
| Input Range |
+10 VDC ~ +30 VDC |
| Consumption |
2.2 W |
| Mechanical |
| Dimensions (mm) |
33 x 95 x 120 (W x L x H) |
| Installation |
DIN-Rail Mounting |
| Environmental |
| Operating Temperature |
-25 ~ +75 °C |
| Storage Temperature |
-30 ~ +80 °C |
| Humidity |
10 ~ 90% RH, Non-condensing |
Download
Data Sheet
Documents
Ordering information
| WF-2019/S CR |
Wi-Fi I/O Module with 10-ch Universal AI (RoHS)
Includes DB-1820 Daughter Board |
