A2SAM105-H000 YOKOGAWA S2 Series Datasheet & Technical Manual

YOKOGAWA A2SAM105-H000 S2 CENTUM VP N-IO Analog Input Adapter

YOKOGAWA A2SAM105-H000 S2 CENTUM VP N-IO Analog Input Adapter

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YOKOGAWA A2SAM105-H000 S2 Analog Input Adapter Configured for high-performance signal acquisition in CENTUM VP N-IO systems, the YOKOGAWA A2SAM105-H000 S2...

SKU: A2SAM105-H000 S2

Manufacturer: Yokogawa
Product No.: A2SAM105-H000 S2
Product Type: Analog Input Adapters
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 450g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

YOKOGAWA A2SAM105-H000 S2 Analog Input Adapter

Configured for high-performance signal acquisition in CENTUM VP N-IO systems, the YOKOGAWA A2SAM105-H000 S2 (A2SAM105-H000 Analog Input Adapter) provides direct physical and electrical execution of multi-channel current and voltage signal conversion.

Hardware Specifications

Parameter	Specification
Model	A2SAM105-H000 S2
Brand	YOKOGAWA
Origin	China
Weight	0.45 kg
Dimensions	125 mm x 130 mm x 25 mm
Operating Temp	0 deg C to 55 deg C
Power Consumption	5 VDC / 1.2 A
Input Signals	4-20 mA, 1-5 V
Protocol	HART7
Cycle Time	10 ms

4-20 mA HART Loop Protocol and Channel-to-Channel Isolation

The A2SAM105-H000 adapter integrates seamlessly into the CENTUM VP N-IO architecture, supporting the 4-20 mA HART loop protocol to facilitate both process variable monitoring and digital device diagnostics. To maintain measurement accuracy, the module utilizes channel-to-channel isolation, which is required to eliminate ground loops and common-mode noise between disparate field transmitters. Each channel is software-configurable, allowing for individual scaling of current or voltage inputs. This module supports both simplex and Triple Modular Redundancy (TMR) configurations, ensuring that critical process signals remain available even in the event of an individual component failure.

Frequently Asked Questions

Q: Does the A2SAM105-H000 support TMR (Triple Modular Redundancy) configurations?

A: Yes, the module is specifically designed to support both simplex and TMR architectures within the N-IO node unit, provided the baseboard and system software are configured for redundant signal voting.

Q: Can the input type be changed while the system is online?

A: While the module hardware supports software-based configuration per channel, any changes to the input type (e.g., from 4-20 mA to 1-5 V) must be performed through the engineering station and confirmed within the system database to avoid incorrect signal scaling and process control errors.

Field Installation Guidelines

Confirm the N-IO baseboard is powered down before inserting the A2SAM105-H000 module to prevent backplane pin damage.
Align the module with the designated N-IO slots and ensure the locking mechanism is fully engaged to maintain mechanical stability and electrical contact.
Verify that all field wiring for 4-20 mA or 1-5 V signals follows standard shielding practices, with shields grounded at a single, clean instrumentation ground point.
Ensure the ambient temperature inside the cabinet does not exceed 55 deg C; if forced-air cooling is present, confirm the air path is not obstructed by the module cabling.
After installation, perform a signal loop check using a calibrated signal generator to verify the software-configured scaling matches the physical input range.

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