MODEL: LDCE

http://www.m-system.co.jp/

LDCE SPECIFICATIONS

ES-1967 Rev.2 Page 1/3

Power Transducer Series L-UNIT

CT TRANSDUCER

(super-miniature size; self-powered; RMS sensing)

Functions & Features

• Converting an alternating current from a current

transformer into a standard process signal

• Minimum ripple

• No auxiliary power source required

• Isolation up to 2000 V AC

• High-density mounting

Typical Applications

• Centralized monitoring and control of motors, pumps or

heaters by DCS

• Monitoring power line and power supply current

60

(2.36)

44 (1.73)

46

(1.81)

mm (inch)

MODEL: LDCE–[1][2][3]

ORDERING INFORMATION

• Code number: LDCE–[1][2][3]

Specify a code from below for each [1] through [3].

(e.g. LDCE-55/D/Q)

• Specify the specification for option code /Q

(e.g. /C01/S01)

[1] INPUT

Current

1: 0 – 1 A AC (used within 0.1 – 1 A)

5: 0 – 5 A AC (used within 0.5 – 5 A)

[2] OUTPUT

Current

G: 0 – 1 mA DC (Load resistance 5000 Ω max.)

Voltage

3: 0 – 1 V DC (Load resistance 2000 Ω min.)

4: 0 – 10 V DC (Load resistance 20 kΩ min.)

5: 0 – 5 V DC (Load resistance 10 kΩ min.)

[3] OPTIONS (multiple selections)

Mounting

blank: Surface

/D: DIN rail

Other Options

blank: none

/Q: Option other than the above (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: Stand-alone; terminal access at the front

Connection: M4 screw terminals (torque 1.2 N·m)

Screw terminal: Nickel-plated brass (standard) or stainless

steel

Housing material: Flame-resistant resin (black)

Isolation: Input to output

Input waveform: Up to 15 % of 3rd harmonic content

Overrange output: 10 – 120 % at 0 – 5 V

Span adjustment: 95 to 105 % (front)

INPUT SPECIFICATIONS

Frequency: 50 or 60 Hz

Input burden: 2 VA

Overload capacity: 1000 % of rating for 3 sec., 200 % for 10

sec., 120 % continuous

Operational range: 10 – 120 % of rating

OUTPUT SPECIFICATIONS

■ OPERATION DIAGRAM

50

100

IN %

0

50

OUT %

100

10

0

Note: The described accuracy is not assured within 0 – 10%

of the rating, though output signal exists.