MCTR Series Current Transducer from Flex-Core
Model# MCTR

RMS AC Current Transducer

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Detailed Model Specs
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SPECIFICATIONS

INPUT
Frequency Range: (Standard) 50-60Hz
Burden:
– 0.1A & 1A models: 0.05VA
– 5A models: 0.18VA
– 0.333V models: 0.004VA
Current Overload
Continuous: 1.5 X F.S. Rating
Transient (10s/hr): 5 X F.S. Rating

OUTPUT
Scaling: 0-F.S. Input: 4-20mAdc Output
Response: (to 90%) 300ms
Loading: (@24Vdc. Instr. Pwr) 0-500O
Set Point Adjustment: ±5% minimum

DIELECTRIC TEST
Input/Output: Current input models: 2220Vac
– NOTE: 0.333V model requires isolation through the current transformer.

INSTRUMENT POWER
Loop-powered:
– Nominal: 24Vdc
– Range: 15-35Vdc

ACCURACY – (Includes effects of linearity and setpoint.)
– 50/60Hz
– 10-100% F.S.
– ±0.25% F.S.

Output Ripple: <1.0% pk-pk

TEMPERATURE
Operating Range: -20°C to +60°C
Effect: ±1.0% F.S.

PHYSICAL
Termination Wire Size: 22 to 12 AWG
Weight: 0.4Lbs.

Unit can be mounted on:
– RAIL EN50035 (DIN 1) OR
– RAIL EN5022 (DIN 2)

APPLICATIONS
  • Designed for use with current transformers
  • Use with any CT with 0.1A, 1A, 5A, or 0.333V output
  • True RMS transducer for accurately sensing current in single and 3-phase installations.
  • Ideal for non-sinusoidal applications
FEATURES
  • Accurate RMS measurement of AC input
  • 4-20mAdc 2-wire loop powered
  • UL94V-0 Polyamide DIN-mount case
  • Slim profile allows maximum use of available space
  • Recessed terminals provide increased safety