Honeywell FS-SAI-1620M Safety Manager System Module

Specifications

  • Manufacturer: Honeywell

  • Product No.: FS-SAI-1620m

  • Condition： 10 العناصر الموجودة في المخزون

  • Product Type: Analog Input Modules

  • Payment:T/T, Western Union

  • Weight: 400g

  • Shipping port: Xiamen

  • Warranty: 12 months

تفاصيل المنتج

وصف

Configured for high-integrity signal acquisition in Safety Manager systems, the Honeywell FS-SAI-1620M (FS-SAI-1620M Analog Input Module) provides direct physical/electrical execution for process sensor input monitoring across hazardous loop environments.

Hardware Specifications

Parameter Specification
Model FS-SAI-1620M
Brand Honeywell
Origin USA
Weight Approx. 0.40 kg
Dimensions Standard Safety Manager card footprint
Operating Temp -40 deg C to +85 deg C
Power Consumption 5 VDC @ 35 mA and 24 VDC @ 35 mA
Input Channels 16 analog inputs (0-20 mA / 4-20 mA)
Input Resistance 250 ohm (+/-1%)
A/D Conversion 12-bit resolution (0-4.1 V range after conversion)
Module Accuracy Less than 0.25% of full scale
Maximum Input Signal +/-36 VDC

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

The FS-SAI-1620M incorporates internal signal multiplexing circuits with crosstalk attenuation exceeding 60 dB between channels. Channel-to-channel isolation barriers prevent ground loop currents from corrupting low-level current telemetry across adjacent field loops. The 250 ohm precision input impedance converts incoming 4-20 mA HART loop protocol signals into standardized 0-4.1 V internal voltage levels for processing by the 12-bit analog-to-digital conversion stage.

Frequently Asked Questions

Q: What is the maximum overvoltage limit that the FS-SAI-1620M input channels can tolerate?

A: Each input channel circuit is designed to withstand a maximum input signal voltage of up to +/-36 VDC without causing hardware damage.

Q: Is the FS-SAI-1620M module certified for installation in hazardous industrial areas?

A: Yes, the assembly is certified for operation in Class I, Division 2 hazardous locations when mounted inside an appropriately rated enclosure.

Q: How is external voltage readback executed on this analog input assembly?

A: The module features an external voltage readback channel rated from 0-4.1 V with a typical input resistance of 1 Mohm for continuous loop diagnostics.

Field Installation Guidelines

  • De-energize cabinet power and isolate field loop power supplies prior to inserting the module into the Safety Manager chassis.
  • Ensure field wiring shields are connected to the designated chassis earth ground bus at a single point to prevent ground potential loops.
  • Verify that terminal wiring blocks are fully seated and secured to maintain low-resistance contact with the backplane connectors.
  • Maintain adequate enclosure ventilation to ensure ambient temperatures remain within the -40 deg C to +85 deg C operating limit.

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Analog Input Modules Honeywell Safety Manager

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