ATOM Three Phase Power Controller

Ideal when space is limited but performance still matters. A strong fit for OEMs and smaller systems that still require precise control and reliability.

Category:

EtherCAT

A high-speed, real-time Ethernet protocol designed for motion control and industrial automation.

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EtherNet/IP

An industrial Ethernet communication protocol used for real-time automation and factory control systems.

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Modbus TCP

A simple industrial communication protocol used to connect PLCs, sensors, meters, and automation devices.

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PROFINET

An industrial Ethernet standard used for communication between controllers and automation equipment.

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100kA SCCR

Indicates the device can safely withstand up to 100,000 amps of short-circuit current.

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CE

Indicates the product complies with European Union safety, health, and environmental requirements.

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FCC

Confirms the product meets electromagnetic interference standards in the United States.

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Pb-Free

Indicates the product is manufactured without lead (Pb).

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RoHS

Confirms the product limits hazardous materials like lead and mercury.

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UL

Indicates the product was tested for electrical and fire safety standards.

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Product Information

ATOM is an ultra-compact, low cost, microprocessor-based power controller to assist with control of AC or DC loads.

ATOM is available in three models varying in connectivity:

  • Analog
  • Digital (Ethernet/IP, ModbusTCP, or PROFINET)
  • EtherCAT

For ATOM Three Phase controllers, resistive or transformer-connected loads can be controlled in multiple ways, including SSR On/Off Relay, Zero Cross, or Fast Zero Cross. Output is controlled linearly and can be set to the average or RMS value of the voltage or current.

ATOM Three Phase controllers offer the following features:

  • 2 SCR (3-phase 2-leg configuration)
  • Auto-ranging voltage circuitry to enable main supply voltage (45-65 Hz)
    • 24-600 VAC for UL/cUL
    • 24-600 VAC for CE
  • Robust design for continuous full-frame current operation without derating, up to 122°F [50°C], 6000 ft [1829 m] altitude
  • 24 Vdc power source to supply control electronics and maintain critical communications
  • Control setpoints through standard analog or optional digital fieldbus interfaces
  • Analog control
    • Standard: 0-5 VDC, 4-20 mA setpoints
    • Field Scalable: 0-10 VDC, 0-20 mA.
    • On/Off Relay Mode: 0, 4-32 Vdc
  • Status LEDs and an LED bar graph to quickly monitor operating status
  • Plug-n-play USB-C interface and free Control Panel software
  • Ability to easily duplicate controller settings for multiple controllers

OEM options may be available upon factory consultation.

Dimensions shown in inches (mm)

16A

16A
32A

32A
50-80A

50-80A

Specifications
Quick Specifications
Phase Three
Firing Mode Zero Cross
Fast Zero Cross
Output AC
Amp Sizes 16A, 32A, 50A, 80A
Voltage 24-600 VAC (CE)
24-600 VAC (UL)
45-65 Hz
Control Analog or Digital
Feedback Modes Feed-forward Voltage
RMS Current
On/Off Relay mode
Proportional (Open Loop)
Feedback Type Voltage
Current
Limits Voltage
Current (adjustable)
Alarms Overtemp
Shorted SCR
Overcurrent Trip
Partial Load Fault
Phase Loss
Additional Features Missing cycle detection
Sync-Guard (digital models only)
Trans-Guard
Mean Time Between Failures (MTBF) >50,000 hours
Detailed Power Specifications
Line Frequency (Auto Ranging) 45-65 Hz
Frame Current Ratings (Amps) Continuous RMS (AC): 16A, 32A, 50A, 80A
Current Rating – Peak Surge 15x frame rating for 10 ms
Minimum Hold/Latch Current 500 mA
Max Leakage Current 1.2 mA @ 600 Vac 50/60 Hz
SCR Rating (PIV) 1600 V peak forward & reverse
Fusing Optional external Class T, branch-rated, touch-safe fusing
Thermal Integrated thermal sensor
Current Limit (optional) 20 – 105%
Power Dissipation 1.3 W per amp of load current per phase
Controller Input Power (DC) 24 Vdc (+10 / -15%)
DC Power Consumption 3 to 7 W
*Frame dependent, see User Manual for detail
Performance Capabilities and Accuracy at Full Conduction
Setpoint Resolution 10k
Internal Control Loop Resolution 32k
Output Resolution 30k @ 50 Hz, 25k @ 60 Hz
Response Time Adjustable from 50 ms to 2 s
Voltage 5.0% of line voltage
Current 5.0% of frame rating
Output Linearity 4.0% from (5 – 100%) output range
Accuracy (+10% / -15%) line voltage change will result in a max output change of 2% from (5 – 100%) output range
Temperature Drift Output shall not change greater than 1% per degree C max over the operating temperature range from (5 – 100%) output range
Environmental Specifications
Surrounding Air
Operating Temp
32 to 122°F [0 to 50°C]
*Deration for proximity placement may apply
Humidity 20% to 90% RH Non-condensing
Rated Operating Altitude Up to 6000 ft [1829 m] at full rated current
Contaminates RoHS Compliant
CE Pollution Degree 2
(only non-conductive pollution occurs)
Storage Temperature -4 to 176°F [-20 to 80°C]
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