Yokogawa AI-917-00 Analog Input Module High-Precision Safety Interface

Disponibilidad: 99 Quedan en stock

Yokogawa AI-917-00 Analog Input Module Configured for analog signal processing in safety-critical applications, the Yokogawa AI-917-00 (AI-917-00 Analog Input Module)...

Código: AI-917-00

Manufacturer: Yokogawa
Product No.: AI-917-00
Product Type: Analog Input Modules
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 3500g
Shipping port: Xiamen
Warranty: 12 months

Descripción Reseñas

Yokogawa AI-917-00 Analog Input Module

Configured for analog signal processing in safety-critical applications, the Yokogawa AI-917-00 (AI-917-00 Analog Input Module) provides direct physical/electrical execution of sensor data acquisition and fail-safe logic evaluation within distributed control and safety architectures.

Hardware Specifications

Parameter	Specification
Model	AI-917-00
Brand	Yokogawa
Origin	Japan
Weight	250 g
Dimensions	160 mm x 100 mm x 20 mm
Operating Temp	-10 deg C to +60 deg C
Power Consumption	2 W
Inputs	2 x 0-20 mA, 2 x 0-10 V
Output	4 logic pulse outputs (integrated AND-gate)

Process Control and DCS Connectivity

The AI-917-00 facilitates high-accuracy signal acquisition through four independent analog channels, incorporating galvanic isolation to maintain system integrity against ground potential differences. To ensure robust operation in safety interlock loops, the module supports 4-20 mA HART loop protocol standards, allowing for diagnostic data exchange alongside primary process variables. Integration with plant safety systems requires careful management of channel-to-channel isolation to prevent fault propagation during sensor failure. When utilizing the integrated logic pulse outputs, configure the AND-gate functionality to align with the specific fail-safe state execution requirements of the plant emergency shutdown (ESD) matrix.

Frequently Asked Questions

Q: Can the module be configured for different input ranges via the front panel?

A: Yes. The AI-917-00 features an LCD front panel and push-button interface that allows operators to modify parameters and monitor channel status locally. Ensure that the hardware-level signal impedance matches the configured software range to prevent measurement errors.

Q: How does the dual-processor architecture affect system redundancy?

A: The dual-processor design allows for continuous cross-monitoring of data processing. If a discrepancy occurs between the two processors, the module triggers built-in diagnostics to signal a fault condition and force the outputs into a pre-defined safe state.

Field Installation Guidelines

Mounting: Seat the module into a standard Euro-format rack. Ensure the 48-pin DIN 41612 connector is properly aligned and fully seated to prevent intermittent contact failure. Secure the module using the integrated front-panel locking mechanisms.
Wiring: Terminate field signals using shielded cables to maintain EMC compliance. Route analog signal lines separately from high-power cabling to reduce inductive noise. Use the RS-232 interface for initial commissioning and parameter assignment.
Grounding: Bond the module chassis to the rack ground plane using a low-impedance connection. Ensure that the common-mode voltage between analog inputs remains within the specified operating limits to prevent signal clipping.
Verification: Following installation, perform a loop validation by injecting a calibrated signal into the input terminals. Confirm that the front-panel display reflects the correct digital value and that the pulse outputs transition according to the programmed AND-gate logic.

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