MODEL: LECA

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

LECA SPECIFICATIONS

ES-1945 Rev.1 Page 1/3

Power Transducer Series L-UNIT

CT TRANSDUCER

(super-miniature size; self-powered, average sensing, RMS

calibrated)

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

51 (2.01)

44

(1.73)

80 (3.15)

mm

(inch)

MODEL: LECA–[1][2][3][4]

ORDERING INFORMATION

• Code number: LECA -[1][2][3][4]

Specify a code from below for each [1] through [4].

(e.g. LECA-51G/Q)

• Load resistance (e.g. 160 Ω)

• Specify the specification for option code /Q

(e.g. /C01/S01)

[1] INPUT

Current

1: 0 – 1 A AC

5: 0 – 5 A AC

[2] FREQUENCY

1: 50 Hz

2: 60 Hz

[3] OUTPUT

Current

G: 0 – 1 mA DC

Voltage

4: 0 – 10 V DC

5: 0 – 5 V DC

[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: 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: Sine wave

Overrange output: 0 to 120 %

Span adjustment: 95 to 105 % (front)

INPUT SPECIFICATIONS

Frequency: 50 or 60 Hz

Input burden: 1 VA

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

rating for 10sec., 120 % continuous

Operational range: 0 – 120 % of rating

OUTPUT SPECIFICATIONS

■ DC Current

Load resistance

(Output Range) 0 - 1 mA DC: ≤ 5000 Ω

■ DC Voltage

Load resistance

(Output Range) 0 - 10 V DC: ≥ 100 kΩ

0 - 5 V DC: ≥ 50 kΩ