ALR111-S00 YOKOGAWA CENTUM Datasheet & Technical Manual

ALR111-S00 YOKOGAWA CENTUM VP RS-232C Communication Module

ALR111-S00 YOKOGAWA CENTUM VP RS-232C Communication Module

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YOKOGAWA ALR111-S00 Communication Module Configured for subsystem integration within CENTUM VP and CS control platforms, the YOKOGAWA ALR111-S00 (ALR111 Communication...

رمز المنتج: ALR111-S00

Manufacturer: Yokogawa
Product No.: ALR111-S00
Product Type: Communication Interface Modules
Product Origin: Japan
Payment:T/T, Western Union
Weight: 500g
Shipping port: Xiamen
Warranty: 12 months

وصف التقييمات

YOKOGAWA ALR111-S00 Communication Module

Configured for subsystem integration within CENTUM VP and CS control platforms, the YOKOGAWA ALR111-S00 (ALR111 Communication Interface Module) provides direct serial communication execution between the central control station and external third-party field devices.

Hardware Specifications

Parameter	Specification
Model	ALR111-S00
Brand	YOKOGAWA
Origin	Japan
Weight	0.3 kg to 0.5 kg
Dimensions	32.8 mm x 130 mm x 107.5 mm
Operating Temp	-10 deg C to +55 deg C
Power Consumption	300 mA to 400 mA @ 5 VDC
Communication Channels	1
Data Rate	Up to 1 Mbps
Redundancy	Supported (Dual module configuration)

Process Control and Communication Interface

The ALR111-S00 facilitates transparent data exchange by bridging the proprietary Yokogawa subsystem link protocols with external serial interfaces, such as RS-232C. To ensure signal integrity in industrial environments, the module incorporates optical and electrical isolation between the internal system bus and the external subsystem link. When configured for redundant operations, the module pair maintains synchronized communication status, allowing the secondary module to assume control seamlessly upon detection of a primary link failure.

Frequently Asked Questions

Q: Does the ALR111-S00 support hot-swapping during active system operation?

A: Yes, the module supports hot-swapping within the I/O nest. However, users must ensure that the redundant partner module is actively managing the communication link or that the external subsystem is set to a safe state before module extraction to prevent transient data errors.

Q: How is the communication protocol configured for external third-party devices?

A: The protocol and baud rate parameters are configured via the system engineering software (e.g., CENTUM VP FCS database). Once programmed, the module handles the specific timing requirements for the subsystem link, ensuring deterministic communication performance between the Yokogawa controller and the external peripheral.

Field Installation Guidelines

Mounting: Secure the module in the dedicated I/O nest slot. Ensure that the backplane connector is fully seated to prevent intermittent electrical contact, which can cause erratic serial data communication.
Shielding: For serial RS-232C links, use high-quality shielded cabling. Terminate the cable shield at the cabinet entry point using a low-impedance ground connection to prevent electromagnetic interference (EMI) from inducing noise onto the serial data lines.
Wiring: Keep serial communication cables separated from high-voltage AC power lines and large electromagnetic sources such as frequency drives. Excessive cable length should be avoided to maintain signal quality at the 1 Mbps maximum data rate.

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