ABB Bailey IMFEC12 Infi 90 High Level Analog Input Module

Frequently Asked Questions

Q1: How many analog channels does the IMFEC12 support?
A1: It supports up to 15 independently configured analog input channels.

Q2: What input signal ranges are supported by the IMFEC12?
A2: Supported ranges include 4–20 mA, 1–5 VDC, 0–1 VDC, 0–5 VDC, 0–10 VDC, and ±10 VDC.

Q3: Does IMFEC12 support digital communication?
A3: No, IMFEC12 only supports analog signals. For digital communication, use IMFEC11.

Q4: How much space does the module occupy in the system?
A4: It occupies one slot in a standard INFI 90 OPEN module mounting unit.

Q5: Is IMFEC12 suitable for use in harsh environments?
A5: Yes. It operates from 0°C to 55°C with up to 95% relative humidity in non-condensing environments.

Q6: Does the module have strong interference immunity?
A6: Yes. It provides ≥90 dB common mode rejection and ≥70 dB normal mode rejection.

Q7: What is the measurement accuracy of IMFEC12?
A7: The input accuracy is ±0.1%, and ±0.25% for the 0–1 VDC range.

Q8: How is the module connected to field instruments?
A8: Via connection to NTAI05 or NIAI04 analog termination units, which connect to field devices.

ABB Bailey High Level Analog Input Module IMFEC12 Infi 90

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