Yokogawa NFAI143-H50 Analog Input Module

Frequently Asked Questions (FAQ)

Q1: Does the NFAI143-H50 support HART communication?
A1: Yes, HART protocol is supported.

Q2: Are the input channels isolated?
A2: Yes, it provides 16 isolated input channels.

Q3: What power supply does the module require?
A3: It requires 5V DC (230 mA) and 24V DC (540 mA).

Q4: What is the maximum input current allowed?
A4: The module can accept up to 24 mA input.

Q5: How good is the insulation performance?
A5: It withstands 1500 V AC between input and system for 1 minute.

Q6: Can I connect both 2-wire and 4-wire transmitters?
A6: Yes, both types are supported through per-channel settings.

Q7: Is there overcurrent protection?
A7: Yes, the module includes built-in overcurrent protection.

Q8: What are the external wiring options?
A8: You can use either pressure clamp terminals or MIL connectors.

Analog Input Module NFAI143-H50 Yokogawa

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