Yokogawa SAI143-H03 Analog Input Module

Frequently Asked Questions (FAQ)

Q1: What type of input signal does the SAI143-H03 support?
A: It supports 4 to 20 mA DC current input signals.

Q2: Does the module offer channel isolation?
A: Yes, each input channel on the SAI143-H03 is module isolated.

Q3: Is HART communication supported?
A: Yes, the SAI143-H03 supports HART Rev 5.7 and is compatible with PRM systems.

Q4: What is the accuracy of the module?
A: The rated accuracy is ±16 µA within the input range of 0.05 to 23 mA.

Q5: How is the 2-wire/4-wire configuration set?
A: Each channel can be independently configured via setting pins.

Q6: What is the transmitter power supply voltage range?
A: It ranges from a minimum of 16.15 V (at 20 mA) to a maximum of 26.4 V (at 0 mA), with a 25 mA limit.

Q7: Can the module be used in redundant configurations?
A: Yes, the SAI143-H03 supports dual-redundant setup.

Q8: What is the input impedance when the module is powered off?
A: The minimum input impedance in power-off condition is 500 kΩ.