SAI143-H63 S4 | YOKOGAWA Analog Input Module

GENERAL

The SAI143-H63 S4 is an analog input module designed for use with the safety node and safety control units. It inputs 4 to 20 mA signals from the field and can be configured for dual redundancy.

STANDARD SPECIFICATIONS

Model: SAI143
Number of Input Channels: 16 channels, module isolation
Rated Input Range: 4 to 20 mA
Permissible Input Range: 0 to 25 mA
Input Impedance (Power-ON): 250 Ω + Current value
Input Impedance (Power-OFF): 500 kΩ minimum
Rated Accuracy:
- SAI143-S: ±16 µA (Input range 1 to 23 mA)
- SAI143-H: ±16 µA (Input range 0.05 to 23 mA)
Data Update Frequency: 40 ms
Temperature Drift: ±16 µA/10 °C
Transmitter Power Supply:
- Minimum: 16.15 V (at 20 mA)
- Maximum: 26.4 V (at 0 mA)
Withstand Voltage: 1.5 kV AC for 1 minute between input signal and system
Maximum Current Consumption:
- 5 V system: 320 mA
- 24 V system: 550 mA
Weight: Approx. 0.34 kg (without adapter), 0.39 kg (with adapter)
External Connection: Pressure clamp terminal, MIL cable, dedicated signal cable

HART COMMUNICATION

The SAI143-H model supports HART communication, allowing for the connection of HART devices. It features a single HART modem for each channel, enabling concurrent communication with one device at a time.

Communication Mode: Serial half duplex
Applicable Standard: HART Protocol Revision 5.7
Transmission Speed: 1200 ±2 bps

MODEL AND SUFFIX CODES

Model: SAI143 Analog Input Module (4 to 20 mA, 16 channels, module isolation)
Suffix Codes:
- -S: Standard type
- -H With HART communication [Release: R1.02.00] (*1
- 6 With signal cable interface adapter and no explosion protection (*2)
- 3 With ISA Standard G3 and temperature (-20 to 70 ºC)

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Address: Unit 601, Powerlong International Center, No. 1599 Luling Road, Siming District, Xiamen City, Fujian, China

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