·Some details are not shown. Please refer to specification sheets for all information.

M5CT

Super-mini Terminal Block Signal Conditioners M5-UNIT

CT TRANSMITTER

Functions & Features
• Converts an alternating current from a current transformer into a standard process signal
• True RMS sensing
• High-density mounting
• Power LED

MODEL: M5CT-[1][2]-[3][4]

ORDERING INFORMATION
• Code number: M5CT-[1][2]-[3][4]
Specify a code from below for each [1] through [4].
  (e.g. M5CT-14W-R/Q)
• Special output range (For codes Z & 0)
• Specify the specification for option code /Q
  (e.g. /C01/S01)

[1] INPUT
Current
1: 0 – 1 A AC  (Input burden  ≤ 0.1 VA)
5: 0 – 5 A AC  (Input burden  ≤ 0.5 VA)

[2] OUTPUT
Current
A: 4 – 20 mA DC (Load resistance 550 Ω max.)
Z: Specify current (See OUTPUT SPECIFICATIONS)
Voltage
4: 0 – 10 V DC (Load resistance 1000 Ω min.)
5: 0 – 5 V DC (Load resistance 500 Ω min.)
6: 1 – 5 V DC (Load resistance 500 Ω min.)
4W: -10 – +10 V DC (Load resistance 8000 Ω min.)
5W: -5 – +5 V DC (Load resistance 4000 Ω min.)
0: Specify voltage (See OUTPUT SPECIFICATIONS)

[3] POWER INPUT
AC Power
M: 85 – 264 V AC (Operational voltage range 85 – 264 V,
47 – 66 Hz)
(CE not available)
DC Power
R: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)

[4] OPTIONS
blank: none
/Q: With options (specify the specification)

SPECIFICATIONS OF OPTION: Q (multiple selections)
COATING (For the detail, refer to M-System's web site.)
/C01: Silicone coating
/C02: Polyurethane coating
/C03: Rubber coating
TERMINAL SCREW MATERIAL
/S01: Stainless steel

GENERAL SPECIFICATIONS
Construction: Terminal block
Connection: M3.5 screw terminals (torque 0.8 N·m)
Screw terminal: Nickel-plated steel (standard) or stainless steel
Housing material: Flame-resistant resin (black)
Isolation: Input to output to power
Input waveform
  RMS sensing: Up to 15 % of 3rd harmonic content
Overrange output: Approx. 0 to 110 % at 1 – 5 V
Zero adjustment: -2 to +2 % (front)
Span adjustment: 98 to 102 % (front)
Power LED: Green LED turns on when the power is supplied.

INPUT SPECIFICATIONS
Frequency: 50 or 60 Hz
Overload capacity: 500 % of rating for 5 sec., 120 % continuous
Operational range: 5 – 120 % of rating

OUTPUT SPECIFICATIONS
■ DC Current: 0 – 20 mA DC
Minimum span: 1 mA
Offset: Max. 1.5 times span
Load resistance: Output drive 11 V max.
DC Voltage: 0 – 10 V DC
  Minimum span: 1 V
  Offset: Max. 1.5 times span
  Load resistance: Output drive 10 mA max.; at ≥ 1 V

INSTALLATION
Power Consumption
AC:
  Approx. 2 VA at 100 V
  Approx. 3 VA at 200 V
  Approx. 3 VA at 264 V
DC: Approx. 2 W
Operating temperature: -5 to +55°C (23 to 131°F)
Operating humidity: 0 to 90 %RH (non-condensing)
Mounting: DIN rail
Weight: 80 g (2.8 oz)

PERFORMANCE in percentage of span
Accuracy: ±0.3 % with input 5 – 100 %
  (Input 10 – 100 % for the output codes 4W and 5W)
Temp. coefficient: ±0.015 %/°C (±0.008 %/°F)
Response time: ≤ 0.5 sec. (0 – 90 %)
Ripple: 0.5 %p-p max.
Line voltage effect: ±0.1 % over voltage range
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength (input to output to power to ground)
  DC powered: 2000 V AC @1 minute
  AC powered: 1500 V AC @1 minute

STANDARDS & APPROVALS
EU conformity:
EMC Directive 
  EMI EN 61000-6-4
  EMS EN 61000-6-2
RoHS Directive
  EN 50581

FRONT VIEW

EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

M-System Co., Ltd.