S9171BG-00 YOKOGAWA PAC*A Datasheet & Technical Manual

YOKOGAWA S9171BG-00 PAC*A Programmable Automation Controller

YOKOGAWA S9171BG-00 PAC*A Programmable Automation Controller

Availability: 10 left in stock

YOKOGAWA S9171BG PAC*A Programmable Automation Controller Configured for high-speed process control in industrial architectures, the YOKOGAWA S9171BG-00 (S9171BG Programmable Automation...

SKU: PAC*A

Manufacturer: Yokogawa
Product No.: PAC*A
Product Type: Programmable Automation Controllers
Product Origin: Japan
Payment:T/T, Western Union
Weight: 500g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

YOKOGAWA S9171BG PAC*A Programmable Automation Controller

Configured for high-speed process control in industrial architectures, the YOKOGAWA S9171BG-00 (S9171BG Programmable Automation Controller) provides direct physical and electrical execution of multi-channel I/O monitoring and task processing.

Hardware Specifications

Parameter	Specification
Model	S9171BG-00
Brand	YOKOGAWA
Origin	Japan
Weight	0.5 kg
Dimensions	144 mm x 104 mm x 67 mm
Operating Temp	-20 deg C to 60 deg C
Power Consumption	15 W
Performance	250 MHz ARM Cortex-A9, 512 MB DDR3L RAM

Process Control and DCS Connectivity

The S9171BG operates as a centralized processing node capable of managing complex analog and digital loops via 4-20 mA HART loop protocol integration. The controller supports FOUNDATION Fieldbus and Profibus PA connectivity, enabling transparent data exchange with field instrumentation. Advanced signal integrity is maintained through channel-to-channel isolation, which mitigates cross-talk in dense I/O configurations. Furthermore, the unit provides cold junction compensation (CJC) for integrated thermocouple measurement, ensuring high-precision data acquisition during temperature-sensitive process monitoring.

Frequently Asked Questions

Q: Does the controller support hot-swapping of I/O modules during operation?

A: The module architecture supports controlled extraction; however, users must verify that the specific I/O module type allows for hot-swap without disrupting the deterministic scan cycle of the backplane.

Q: How should the communication ports be configured for Modbus RTU?

A: Configure the RS-485 physical interface via the system software to match the baud rate, parity, and stop-bit requirements of the slave devices, ensuring proper termination resistors are installed at the end of the daisy-chained network segment.

Field Installation Guidelines

Mount the S9171BG onto the standard chassis, ensuring that the backplane connector is fully engaged and the locking tabs are secured. Terminate external analog inputs to the specified terminals, maintaining strict attention to the 0-20 mA signal range to avoid saturation of the input buffers. Ensure that the chassis ground lug is connected to the cabinet common using a low-impedance copper strap to provide an effective path for transient suppression. Verify all signal shielding is grounded at the cable entry point to prevent electromagnetic interference from impacting the ARM-based processor inputs.

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