750-438 | Wago 2-Channel Digital Input Module

文章作者：小编人气：发表时间：2026-07-23 10:27:05

The Wago 750-438 is a 2-channel digital input module designed for the Wago I/O System 750. It features compact modular architecture and is engineered to acquire binary control signals from field sensors, switches, and proximity detectors, transmitting them efficiently to higher-level programmable logic controllers (PLCs) via standard fieldbus couplers.

📋 Product Datasheet & Parameters

🔌 Product Type: Digital Input Module
🏷️ Brand & Manufacturer: Wago Kontakttechnik
📦 Part Number / MPN: 750-438
⚙️ Series: Wago I/O System 750
🌍 Country of Origin: Germany
📏 Dimensions: 12 mm x 100 mm x 64.9 mm
⚖️ Net Weight: Approximately 47.5 g
⚡ Current Consumption: 10 mA via internal system bus (5 VDC)
🌐 Signal Voltage: 24 VDC (High-level specification per EN 61131-2)
🛡️ Isolation: 500 V system/field isolation protection

❓ Frequently Asked Questions (Q&A)

Q: What is the primary purpose of the Wago 750-438 module?A: It is designed to capture 2 channels of discrete digital inputs at 24 VDC, converting field-level signals into data readable by the modular node controller.
Q: Does this module require external power for its sensors?A: Field power (DC 24V) is typically supplied via the power contacts on the backplane bus, feeding connected two- or three-wire sensors directly.
Q: Can the 750-438 be mounted on standard DIN rails?A: Yes, it snaps easily onto standard 35 mm DIN rails in accordance with EN 60715 specifications as part of the Wago modular system.

🔍 Recommended Alternative Series & Models

Wago I/O System 750 Series - 750-430 (8-Channel Digital Input)
Wago I/O System 750 Series - 750-400 (2-Channel Digital Input)
Wago I/O System 750 Series - 750-530 (8-Channel Digital Output)
Wago I/O System 750 Series - 750-501 (2-Channel Digital Output)
Wago I/O System 750 Series - 750-450 (2-Channel Analog Input)
Wago I/O System 750 Series - 750-550 (2-Channel Analog Output)
Wago I/O System 750 Series - 750-352 (BK 352 CANopen Fieldbus Coupler)
Wago I/O System 750 Series - 750-362 (Modbus TCP/IP Fieldbus Coupler)
Wago I/O System 750 Series - 750-880 (Programmable Fieldbus Controller)
Wago I/O System 750 Series - 750-600 (End Module)

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