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LTCEC-21752-C

更新时间：2024-10-29 22:40:41

品牌：MSYSTEM

描述：Power Transducer Series LT-UNIT

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LTCEC-21752-C 概述

Power Transducer Series LT-UNIT

LTCEC-21752-C 数据手册

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MODEL: LTCEC

Power Transducer Series LT-UNIT

[2] INPUT

10: 0 – 10 A AC

15: 0 – 15 A AC

20: 0 – 20 A AC

30: 0 – 30 A AC

40: 0 – 40 A AC

50: 0 – 50 A AC

60: 0 – 60 A AC

75: 0 – 75 A AC

100: 0 – 100 A AC

125: 0 – 125 A AC

150: 0 – 150 A AC

175: 0 – 175 A AC

200: 0 – 200 A AC

225: 0 – 225 A AC

250: 0 – 250 A AC

300: 0 – 300 A AC

350: 0 – 350 A AC

400: 0 – 400 A AC

500: 0 – 500 A AC

AC CURRENT TRANSDUCER

(clamp-on current sensor; RMS sensing)

Functions & Features

• Converts an alternating current into a standard

process signal

• Easy-to-install clamp-on type current sensor

without needing a current transformer

• Clamp-on current sensor included

• Wide input range from 10 A up to 600 A

• Input frequency 50 / 60 / 400 Hz

• Over-voltage clamp element for safety in open

circuit

• High-density mounting

Typical Applications

• Centralized monitoring and control of motors at

a supervisory panel

• Monitoring abnormal load current at motors to

detect pump malfunctions

600: 0 – 600 A AC (Not selectable with the sensor type

code 1 'Leadwire type CLSA')

(2.83)

[3] OUTPUT

Current

A: 4 – 20 mA DC (Load resistance 500 Ω max.)

D: 0 – 20 mA DC(Load resistance 500 Ω max.)

F: 0 – 10 mA DC (Load resistance 1000 Ω max.)

G: 0 – 1 mA DC (Load resistance 10 kΩ max.)

J: 0 – 5 mA DC (Load resistance 2000 Ω max.)

Z: Specify current (See OUTPUT SPECIFICATIONS)

Voltage

111

(4.37)

143 (5.63)

mm (inch)

1: 0 – 10 mV DC (Load resistance 10 kΩ min.)

2: 0 – 100 mV DC (Load resistance 100 kΩ min.)

3: 0 – 1 V DC (Load resistance 1000 Ω min.)

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

5: 0 – 5 V DC (Load resistance 5000 Ω min.)

6: 1 – 5 V DC (Load resistance 5000 Ω min.)

0: Specify voltage (See OUTPUT SPECIFICATIONS)

MODEL: LTCEC–[1][2][3]–[4][5]

ORDERING INFORMATION

• Code number: LTCEC–[1][2][3]-[4][5]

Specify a code from below for each of [1] through [5].

(e.g. LTCEC-150A-B/T/Q)

[4] AUXILIARY POWER SUPPLY

• Special output range (For codes Z & 0)

• Specify the specification for option code /Q

(e.g. /C01)

AC Power

B: 100 V AC

C: 110 V AC

D: 115 V AC

F: 120 V AC

G: 200 V AC

H: 220 V AC

J: 240 V AC

DC Power

R: 24 V DC

[1] SENSOR

1: Leadwire type CLSA

2: Screw terminal type CLSB

LTCEC SPECIFICATIONS

ES-3373 Rev.9 Page 1/6

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

MODEL: LTCEC

V: 48 V DC

Weight: 45 g (1.6 oz)

P: 110 V DC

• 0 – 60 A through 0 – 100 A Use

Sensor model No.: CLSB-10

Applicable cable diameter: Max. 16.0

Weight: 80 g (2.8 oz)

[5] OPTIONS (multiple selections)

Terminal Cover

• 0 – 125 A through 0 – 200 A Use

Sensor model No.: CLSB-20

blank: Without

/T: With

Applicable cable diameter: Max. 24.0

Weight: 200 g (7.1 oz)

Other Options

blank: none

• 0 – 225 A through 0 – 400 A Use

Sensor model No.: CLSB-40

/Q: Option other than the above (specify the specification)

Applicable cable diameter: Max. 35.0

Weight: 300 g (10.6 oz)

SPECIFICATIONS OF OPTION: Q

COATING (For the detail, refer to M-System's web site.)

/C01: Silicone coating

• 0 – 500 A through 0 – 600 A Use

Sensor model No.: CLSB-60

/C02: Polyurethane coating

Applicable cable diameter: Max. 35.0

Weight: 360 g (12.7 oz)

/C03: Rubber coating

Note 1: The output values may vary depending on the

accuracy of engagement at the clamp connection.

Note 2: The sensor is detachable up to 100 times (approx.).

Note 3: The sensor’s mechanical construction may cause it

to generate resonance sound. However, it does not affect

the performance of the sensor.

ACCESSORIES

The clamp-on current sensor is included in the product

package.

■ CLAMP-ON CURRENT SENSOR (leadwire type CLSA)

• 0 – 10 A through 0 – 75 A Use

Sensor model No.: CLSA-08

Sensor cable model No.: CLSA-08C-30

Applicable cable diameter: Max. 10.0

Sensor leadwire: AWG 22

GENERAL SPECIFICATIONS

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

Screw terminal: Chrome-plated steel

Weight: 45 g (1.6 oz)

Housing material: Flame-resistant resin (black)

Isolation: Sensor core to sensor output or input to output to

auxiliary power

• 0 – 100 A Use

Sensor model No.: CLSA-12

Sensor cable model No.: CLSA-08C-30

Applicable cable diameter: Max. 16.0

Sensor leadwire: AWG 22

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

Overrange output: 0 to 120 % at 1 – 5 V

Zero adjustment: -5 to +5 % (front)

Weight: 70 g (2.5 oz)

Span adjustment: 95 to 105 % (front)

• 0 – 125 A through 0 – 300 A Use

Sensor model No.: CLSA-30

INPUT SPECIFICATIONS

Frequency: 50 / 60 / 400 Hz

Overload capacity

Applicable cable diameter: Max. 24.0

Sensor leadwire: AWG 18, 200 mm

Weight: 200 g (7.1 oz)

CLSA-08: 120 A continuous

• 0 – 350 A through 0 – 500 A Use

Sensor model No.: CLSA-50

CLSA-12: 300 A continuous

CLSA-30: 360 A continuous

Applicable cable diameter: Max. 36.0

Sensor leadwire: AWG 18, 200 mm

Weight: 300 g (10.6 oz)

CLSA-50: 600 A continuous

CLSB-05: 100 A continuous

CLSB-10: 200 A continuous

■ CLAMP-ON CURRENT SENSOR (screw terminal type CLSB)

Connection: M3 screw terminal (torque 0.5 N·m)

Screw terminal: Nickel-plated steel

Output wiring: Use AWG22 or thicker wires for the output.

Twist the paired wires, extendable up to 30 meters.

• 0 – 10 A through 0 – 50 A Use

Sensor model No.: CLSB-05

CLSB-20: 300 A continuous

CLSB-40: 600 A continuous

CLSB-60: 720 A continuous

Operational range: 0 – 120 % of rating

Note: Be sure that the input voltage is of 440 V or less.

Applicable cable diameter: Max. 10.0

LTCEC SPECIFICATIONS

ES-3373 Rev.9 Page 2/6

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

MODEL: LTCEC

OUTPUT SPECIFICATIONS

■ DC Current: 0 – 20 mA DC

Minimum span: 1 mA

Offset: Max. 1.5 times span

Load resistance: Output drive 10 V max.

■ DC Voltage: 0 – 12 V DC

Minimum span: 5 mV

Offset: Max. 1.5 times span

Load resistance: Output drive 1 mA max.; at ≥ 0.5 V

• Operation Diagram (example)

OUT

20mA

OUT

10V

50A

INSTALLATION

Auxiliary Power

•AC: Operational voltage range: rating -15/+10 %,

50/60 Hz, approx. 3 VA

•DC: Operational voltage range for R, V: Rating

±10 % or P: 85 – 150 V; ripple 10 %p-p max.

approx. 1.7 W (15 mA at 110 V)

Operating temperature: -10 to +55°C (14 to 131°F)

Operating humidity: 30 to 85 %RH (non-condensing)

Mounting: Surface or DIN rail

Weight: 450 g (0.99 lb)

PERFORMANCE in percentage of span

Accuracy: ±0.5 % (±1.0 % at 400 Hz) at 23°C ±10°C

or 73.4°F ±18°F, 45 – 65 Hz

Magnetic field (ext. origin) effect: ± 0.5 % (400 A/m)

Response time: ≤ 1 sec. (0 – 100 % ±1 %)

Ripple: 0.5 %p-p max.

Line voltage effect: ±0.25 % over voltage range

Insulation resistance: ≥100 MΩ with 500 V DC

(input to output to auxiliary power)

≥100 MΩ with 500 V DC

(sensor core to sensor output)

Dielectric strength: 2000 V AC @ 1 minute

(input to output to auxiliary power to ground)

1000 V AC @ 1 minute

(sensor core to sensor output)

Impulse withstand voltage: 1.2 / 50 μsec., ±5 kV

(input to output or ground)

LTCEC SPECIFICATIONS

ES-3373 Rev.9 Page 3/6

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

MODEL: LTCEC

CONNECTION DIAGRAM

SOURCE

CONNECTOR*

OUTPUT

CLAMP-ON SENSOR

–

U(+)

V(–)

LOAD

AUXILIARY POWER

*Connector provided only for the CLSA-08 and CLSA-12.

EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)

10 (.39)

16–M4 SCREW

2–M4 MTG HOLE

TERMINAL COVER (option /T)

DIN RAIL

35mm wide

11 12 13 14 15 16

8 (.31)

[4 (.16)]

54 (2.13)

72 (2.83)

(.12)

143 (5.63)

• When mounting, no extra space is needed between units.

■ Sensor model No.: CLSA-08

■ Sensor model No.: CLSA-30

64 (2.52)

40 (1.57)

200 (7.87)

41 (1.61)

10 (.39)

150 (5.91)

3000 (118)

24 (.94)

dia.

34 (1.34)

26 (1.02)

27 (1.05)

dia.

(.16)

■ Sensor model No.: CLSA-12

44.5 (1.75)

16 (.63)

150 (5.91)

3000 (118)

■ Sensor model No.: CLSA-50

30 (1.18)

dia.

31 (1.22)

80 (3.15)

50 (1.97)

200 (7.87)

36 (1.41)

38 (1.50)

dia.

(.16)

LTCEC SPECIFICATIONS

ES-3373 Rev.9 Page 4/6

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

MODEL: LTCEC

■ Sensor model No.: CLSB-05

8.6 26.3 (1.04) 8.6

48 (1.89)

(.34)

2–M3 SCREW

10 dia. (.39)

TERMINAL COVER

(detachable)

■ Sensor model No.: CLSB-10

7.5 30.5 (1.20) 7.5

53.7 (2.11)

(.30)

2–M3 SCREW

16 dia. (.63)

TERMINAL COVER

(detachable)

■ Sensor model No.: CLSB-20

8.3

(.33)

35.9

(1.41)

8.3

(.33)

75.7 (2.98)

2–M3 SCREW

24 dia. (.94)

TERMINAL COVER

(detachable)

■ Sensor model No.: CLSB-40

8.8 35.5

8.8

(.35)

93 (3.66)

2–M3 SCREW

(.35)

(1.40)

35 dia. (1.38)

TERMINAL COVER

(detachable)

■ Sensor model No.: CLSB-60

8.8 35.5

8.8

(.35)

93 (3.66)

(.35)

(1.40)

2–M3 SCREW

35 dia. (1.38)

TERMINAL COVER

(detachable)

LTCEC SPECIFICATIONS

ES-3373 Rev.9 Page 5/6

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

MODEL: LTCEC

Specifications are subject to change without notice.

LTCEC SPECIFICATIONS

ES-3373 Rev.9 Page 6/6

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

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