CNT-3204IN-USB

Contact Sales Department for Pricing New Counter Unit 4 Channels 32‑Bit 500 kHz USB 2.0 VCCI-A · FCC-A · CE · UKCA 4‑channel 32‑bit isolated up/down counter for USB. The CNT‑3204IN‑USB counts two‑phase and single‑phase signals at up to 500 kHz – ideal for rotary encoders and linear scales. Features...
Vendor: Contec Americas
SKU: LRKW691
Availability: 5 In stock
Product type: Accessory
£145.00
£145.00
Subtotal: £145.00
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Datasheet

CNT-3204IN-USB

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New Counter Unit 4 Channels 32‑Bit 500 kHz USB 2.0 VCCI-A · FCC-A · CE · UKCA

4‑channel 32‑bit isolated up/down counter for USB. The CNT‑3204IN‑USB counts two‑phase and single‑phase signals at up to 500 kHz – ideal for rotary encoders and linear scales. Features opto‑isolated inputs, control I/O, digital filter, sampling timer, and interrupt support. Windows driver included. From Contec Americas.

4 Counter Channels
32 Bit Counting
500 kHz Max Response
2µs Sampling Timer
Contec Americas · USB I/O
CNT‑3204IN‑USB
4‑Ch 32‑Bit Isolated Counter · 500 kHz · USB
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High‑Speed 32‑Bit
Counter Unit

The CNT‑3204IN‑USB is a USB2.0 counter unit that adds four channels of 32‑bit up/down counting to any PC. It counts two‑phase (A/B) and single‑phase signals from rotary encoders, linear scales, and other pulse generators at up to 500 kHz. The opto‑isolated inputs provide excellent noise immunity, and the unit includes control I/O, sampling timer, and interrupt capabilities for advanced measurement and control applications.

Counter Features
  • 4 channels, 32‑bit
  • 500 kHz max response
  • Two‑phase or single‑phase
  • Opto‑isolated inputs
  • Digital filter per channel
Control & Sampling
  • Control I/O per channel
  • Sampling timer (2µs‑107s)
  • External start/stop/clock
  • Interrupt on count match
  • Preset and zero‑clear

Flexible counting modes – supports two‑phase counting (encoder), single‑phase counting, and single‑phase with gate control. Each channel can be independently configured with digital filter and input resistance settings for 5V or 12V external power.


Compact & Isolated
USB Design

Designed for industrial automation, motion control, and position sensing applications. The CNT‑3204IN‑USB features opto‑isolated inputs (500Vrms isolation) for noise immunity, a compact enclosure (188.0×78.0×30.5 mm), and flexible mounting options including screw fastening, magnet (option), and DIN rail.

  • USB2.0/USB1.1 compatible — High‑speed (480 Mbps) and full‑speed (12 Mbps) transfer.
  • Opto‑isolated inputs — 500Vrms isolation between USB (PC) and I/O interface.
  • Flexible mounting — Screw fastening, magnet (option), or DIN rail installation.
  • Digital filter — Programmable filter (0.1µs‑1.6384ms) prevents false counts due to noise.
  • Module ID switch – Identify multiple units connected to the same PC (00‑7Fh).

Full Specifications

Specification Detail
Model CNT-3204IN-USB
Counter channels 4 channels
Count system Up/down (2‑phase/Single‑phase/Single‑phase with gate)
Max count FFFFFFFFh (32‑bit binary)
Input type Opto‑isolated (current sink compatible)
Input signals Phase‑A/UP, Phase‑B/DOWN, Phase‑Z/CLR (each channel)
Input resistance 220Ω (5V) or 690Ω (12V) selectable
Response frequency 500 kHz max (50% duty)
External power 5VDC±10% or 12VDC±10%
Digital filter 0.1µs – 1.6384ms (independent per channel)
Control input 1 per channel (Preset/Zero‑clear/Start/Stop/General‑purpose)
Control output 1 per channel (open collector, 50mA max)
Sampling timer 2µs – 107s (25µs units)
USB specification USB 2.0 / 1.1, Full‑speed / High‑speed
Power supply 12‑24VDC±10% (external, not included)
Dimensions (mm) 188.0(W) × 78.0(D) × 30.5(H)
Weight 250g (without cables)
Operating temperature 0 – 50°C
Operating humidity 10 – 90%RH (no condensation)
Standards VCCI Class A, FCC Class A, CE (EMC Class A, RoHS), UKCA
Datasheet version As of July 2022

Optional Accessories

Product Name Model Description
AC adapter (12VDC 1.0A) POA201-10-2 Input: 90‑264VAC, 0‑40°C
DIN rail fitting power supply 90W CPS-PWD-90AW24-01 Input: 100‑240VAC, Output: 24VDC 3.8A
DIN rail fitting power supply 30W CPS-PWD-30AW24-01 Input: 100‑240VAC, Output: 24VDC 1.3A
DIN rail fitting power supply 15W CPS-PWD-15AW12-01 Input: 100‑240VAC, Output: 12VDC 1.3A
Magnet (Four Piece Set) CPS-MAG01-4 For magnetic mounting

Visit the CONTEC website for the latest optional products.


Certifications and
Compliance

  • VCCI Class A — Japanese voluntary control for electromagnetic interference (commercial/industrial environments).
  • FCC Class A — U.S. emissions compliance for industrial use environments.
  • CE (EMC Directive Class A, RoHS Directive) — European conformity for electromagnetic compatibility and restriction of hazardous substances.
  • UKCA — UK Conformity Assessed marking for UK market compliance.

Ready to add high‑speed counter capability via USB?

The CNT‑3204IN‑USB is available through Contec Americas on a quote basis. Contact our sales team to discuss quantity, accessories, and integration with your measurement and control systems.

Tags CNT-3204IN-USB USB Counter 32-Bit Counter 4-Channel Counter Encoder Counter Linear Scale Opto-Isolated Counter USB Data Acquisition Contec USB Industrial Automation Motion Control Position Sensing Windows Driver DIN Rail

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