Yokogawa SAI143-H53 S3 16-Channel Analog Input Module

FAQ

• What is the maximum number of input channels for the SAI143-H53 S3?
  The module supports 16 isolated input channels.

• Can the SAI143-H53 S3 module operate in dual-redundant configurations?
  Yes, dual redundancy is available but requires an additional module with the same specifications.

• What is the rated accuracy of the module for low current inputs?
  The rated accuracy is ±16 µA for input range 0.05 to 23 mA.

• How is the transmitter power supplied and controlled?
  The module provides 16.15–26.4 V supply with a 25 mA limit and allows ON/OFF control for all channels in 2-wire mode.

• What is the input impedance of the module during normal operation?
  During Power-ON, it is 250 Ω plus the voltage drop in the internal protection circuit (max 0.45 V).

• What communication protocol does the module support for HART devices?
  It supports HART Protocol Revision 5.7 with one HART device connectable per channel.

• What are the temperature and environmental limitations of the module?
  Style code S3 supports -20 to 70 °C; note input channel restrictions may apply above 60 °C.

• Which connection methods are supported for the module?
  Pressure clamp terminal, MIL cable, and dedicated signal cable are supported.

Analog Input Module SAI143 SAI143-H53 S3 Yokogawa

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