SPDSM04
SPDSM04
SPDSM04
SPDSM04
SPDSM04
SPDSM04
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    Apter Power delivers pulse-input condition checks, range matching, and responsive sourcing support for metering and rotating-equipment projects.

SPDSM04

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Eight isolated pulse channels let ABB SPDSM04 measure contact or low-level signals in four configurable processing modes.
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Ships by Wednesday, October 28
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Technical specifications for SPDSM04

  • Manufacturer:
    ABB
  • Part Number:
    SPDSM04
  • Product Family:
    ABB Bailey
  • Product Type:
    Pulse Input Module
  • Stock:
    1
  • Pulse input channels:
    8 independently configured
  • Channel isolation:
    Optically isolated
  • Range 1:
    4.0 to 6.0 VDC
  • Range 2:
    21.6 to 27.0 VDC
  • Range 3:
    50 mVpp to 10 Vpp
  • Maximum input frequency:
    50 kHz at 50% duty cycle
  • Operating modes:
    Period; frequency; totalize; duration
  • Module power:
    5 VDC ±5% at 1.4 A typical
  • Termination-unit power:
    24 VDC ±10% at 62 mA typical
  • Ambient temperature:
    0 to 70 °C
  • Weight:
    0.3 kg
  • Estimated shipping dimensions:
    3.5x31.4x17.5cm
  • Tariff Code:
    Please confirm the destination before shipping
  • Country of origin:
    Sweden
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Range Design Pulse Modes Frequency Test

Features:

  • Eight independently configured optically isolated pulse channels
  • Three documented electrical ranges for contact and pre-amplified signals
  • Period, frequency, totalize, and duration operating modes
SPDSM04 combines pulse acquisition and per-channel isolation for Symphony Plus controllers.

Its range selection distinguishes conventional contact levels from lower-amplitude pre-amplified sources.

A useful acceptance test couples a known waveform with the exact processing mode used by the control strategy.

Availability of SPDSM04 is subject to Apter Power's current inventory and sourcing confirmation.
SPDSM04 Pulse Input Module Manuals, Datasheets, Links Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
SPDSM04 Pulse Input Module Specs

General

  • ManufacturerABB
  • ModelSPDSM04
  • ConditionNew Original ready stock
  • Product FamilySymphony Plus HR Series I/O
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.

Electrical input selection

  • 5 VDC contact: apply the documented low-voltage thresholds.
  • 24 VDC contact: match the termination-unit field supply.
  • Pre-amplifier: reserve the low-level range for the stated waveform.
  • Isolation: retain each channel boundary in cabinet wiring.

Measurement behavior

  • Period: configure interval measurement for the intended calculation.
  • Frequency: preserve scaling and engineering units.
  • Totalize: define reset and rollover treatment.
  • Duration: validate pulse-width interpretation with a known source.

High-rate acceptance

  • Source: use a traceable pulse generator.
  • Duty cycle: apply the documented 50 percent condition at the upper limit.
  • Threshold: verify the selected electrical range before the rate test.
  • Result: compare controller values with the injected waveform.
Description
For period, frequency, totalize, or duration processing in Symphony Plus, SPDSM04 supplies eight independently configured and optically isolated pulse inputs. ABB documents three electrical input ranges rather than one universal signal interface.

Each SPDSM04 channel can accept a 5 VDC contact input, a 24 VDC contact input, or a pre-amplified signal from 50 mV peak-to-peak to 10 V peak-to-peak. The documented maximum is 50 kHz at a 50 percent duty cycle.

Cabinet design for SPDSM04 must provide both the specified 5 VDC module supply and the 24 VDC termination-unit supply. Commissioning should match the chosen mode, electrical range, threshold behavior, and field waveform before accumulated values or speed calculations are accepted.
Alternative Names
SPDSM 04 SPDSM-04 ABB Bailey SPDSM04 Symphony Plus SPDSM04
Technical notes
Select the SPDSM04 electrical range from the actual pulse source, not from frequency alone. ABB separates 5 VDC contact, 24 VDC contact, and 50 mVpp to 10 Vpp pre-amplifier inputs; verify both required supplies, the configured processing mode, and 50 percent duty-cycle behavior before high-frequency acceptance.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
When should a pre-amplified sensor be assigned to the low-level range of SPDSM04?
Use that range only when the source matches ABB's documented 50 mVpp to 10 Vpp interface and its threshold limits.
How can a cabinet designer distinguish the two contact-input ranges on SPDSM04?
Identify whether the field source is the documented 5 VDC or 24 VDC service, then verify the matching thresholds and termination supply.
Which processing choice must be settled before scaling an SPDSM04 channel?
Select period, frequency, totalize, or duration according to the control task, because each mode changes how pulse information is interpreted.
What test condition matters when SPDSM04 is accepted near its 50 kHz limit?
ABB states the maximum at a 50 percent duty cycle; test with the selected voltage range and compare controller data with a known waveform.
Why does SPDSM04 require two separate power checks during panel review?
The catalog lists 5 VDC module power and 24 VDC power from the termination unit, so both paths must be present and within tolerance.
What evidence should accompany an SPDSM04 quotation for a turbine or metering shutdown?
Provide the waveform level, maximum frequency, selected operating mode, termination arrangement, channel allocation, supply details, quantity, and delivery deadline.

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