7M190-YDM05 Yokogawa Analog Input Module

Analog Input Module Yokogawa 7M190-YDM05 CENTUM

Analog Input Module Yokogawa 7M190-YDM05 CENTUM

Disponibilidad: 99 Quedan en stock

Yokogawa 7M190-YDM06 CENTUM Series Module The Yokogawa 7M190-YDM05, also cataloged as the 7M190 Analog Input Module, operates as a dedicated...

Código: 7M190-YDM05

Manufacturer: Yokogawa
Product No.: 7M190-YDM05
Product Type: Analog Input Modules
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 600g
Shipping port: Xiamen
Warranty: 12 months

Descripción Reseñas

Yokogawa 7M190-YDM06 CENTUM Series Module

The Yokogawa 7M190-YDM05, also cataloged as the 7M190 Analog Input Module, operates as a dedicated hardware component for analog signal acquisition within CENTUM VP and ProSafe-RS platforms. The hardware establishes direct physical execution of analog voltage and current loops, capturing electrical potentials between -10 and +10 VDC as well as standard 4-20 mA current loops from field transmitters. It converts these incoming field voltages into 16-bit digitized values every 0.5 ms, streaming the corrected measurements directly to the system processing unit via the chassis backplane.

Hardware Specifications

Parameter	Specification
Model	7M190-YDM05
Brand	Yokogawa
Origin	Japan
Weight	0.5 kg
Dimensions	150 mm x 100 mm x 30 mm
Operating Temp	-20 to +70 deg C
Power Consumption	50 mA
Product Type	Analog Input Modules
Channels	16 channels
Resolution	16-bit
Input Range	-10 to +10 VDC / 4-20 mA
Accuracy	+/-0.1% of full scale
Isolation	1500 VAC
Operating Voltage	24 VDC
Update Rate	0.5 ms

Distributed Control System Loop Protocol Integration

The hardware module employs a specialized differential analog front end to process the 4-20 mA HART loop protocol over the field network infrastructure. It features robust channel-to-channel isolation rated at 1500 VAC, which serves to block high-voltage transient surges and suppress electromagnetic interference before it can corrupt adjacent channels. An onboard cold junction compensation (CJC) network actively measures thermal variations at the field terminal strip, providing immediate error offset values to preserve signal integrity across the entire operating temperature range.

Frequently Asked Questions

Q: Can this specific version operate correctly if the internal terminal board temperature exceeds 70 deg C?

A: No. Operating the hardware above the specified 70 deg C limit compromises the accuracy of the cold junction compensation circuits, leading to thermal measurement drift that exceeds the defined +/-0.1% full-scale specification.

Q: Does this analog input card support online hot-swap operations during full DCS runtime?

A: Hot-swapping is subject to the electrical architecture of the specific platform chassis slot. The field technician must confirm that the system configuration enables online module replacement to prevent backplane bus initialization faults.

Q: How does the module handle a field wire break condition on a 4-20 mA loop?

A: The internal 16-bit converter detects input values dropping below the calibrated live-zero point (under 4 mA) and asserts an open-circuit error flag onto the backplane network to warn the central processor.

Field Installation Guidelines

Enclosure Grounding: Secure the module frame to the cabinet DIN rail or chassis plate, verifying that the physical contact zone is clean and directly bonded to the instrument earth bus.
Shield Grounding Matrix: Connect the individual twisted-pair field shields to the dedicated grounding bar inside the cabinet. Do not tie the shield to earth at the field transmitter side to avoid ground loops.
Separation of Conductors: Maintain a minimum structural space separation of 200 mm between low-voltage analog signal cables and high-power AC lines or variable frequency drive cables.
Termination Torque: Ensure all terminal block screws match the original factory torque specifications to maintain uniform pressure and accurate thermal referencing for the input sensors.

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