MODEL: LTPFU

LTPFU SPECIFICATIONS

ES-3366 Rev.10 Page 1/4

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

Power Transducer Series LT-UNIT

POWER FACTOR TRANSDUCER

(for unbalanced load)

Functions & Features

• Provides a DC output signal in proportion to power factor

• Usable with unbalanced load

• DC output containing little ripple is ideal for computer

input

• Isolation up to 2000 V AC

• High-density mounting

• Conforms to IEC 60688

Typical Applications

• Centralized monitoring and control of power management

system in a manufacturing facility or building

• Measuring power factor for a motor

143 (5.63)

111

(4.37)

72

(2.83)

mm (inch)

MODEL: LTPFU–[1][2][3][4][5][6]–[7][8]

ORDERING INFORMATION

• Code number: LTPFU–[1][2][3][4][5][6]–[7][8]

Specify a code from below for each of [1] through [8].

(e.g. LTPFU-1151PA-R/T/Q)

• Special output range (For codes Z & 0)

• Specify the specification for option code /Q

(e.g. /C01)

[1] CONFIGURATION

1: 3-phase / 3-wire

4: 3-phase / 4-wire

[2] VT INPUT (balanced load)

For 3-phase / 4-wire, phase voltages (e.g. 110 V / √3 ) are used.

1: 100, 110, 115, 120 V AC

2: 190, 200, 210, 220, 230, 240 V AC

4: 380, 400, 415, 430, 440, 480 V AC

[3] CT INPUT (unbalanced load)

Current

1: 1 A AC

2: 2 A AC

5: 5 A AC

[4] FREQUENCY

1: 50 Hz

2: 60 Hz

[5] OUTPUT SIGNAL POLARITY

P: Negative in lag, positive in lead

M: Negative in lead, positive in lag

[6] OUTPUT

Current

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

FW: -10 – +10 mA DC (Load resistance 1000 Ω max.)

GW: -1 – +1 mA DC (Load resistance 10 kΩ max.)

JW: -5 – +5 mA DC (Load resistance 2000 Ω max.)

Z: Specify current (See OUTPUT SPECIFICATIONS)

Voltage

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

1W: -10 – +10 mV DC (Load resistance 10 kΩ min.)

2W: -100 – +100 mV DC (Load resistance 100 kΩ min.)

3W: -1 – +1 V DC (Load resistance 1000 Ω min.)

4W: -10 – +10 V DC (Load resistance 10 kΩ min.)

5W: -5 – +5 V DC (Load resistance 5000 Ω min.)

0: Specify voltage (See OUTPUT SPECIFICATIONS)

[7] AUXILIARY POWER SUPPLY

AC Power

K3: 100 – 120V AC

(Operational voltage range 85 - 132 V, 47 - 66 Hz)

L3: 200 – 240V AC

(Operational voltage range 170 - 264 V, 47 - 66 Hz)

DC Power

R: 24 V DC

(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)

V: 48 V DC

(Operational voltage range 48 V ± 10 % , ripple 10 % p-p max.)

P: 110 V DC

(Operational voltage range 85 – 150 V, ripple 10 %p-p max.)

(CE not available)

[8] OPTIONS (multiple selections)

Terminal Cover

blank: Without

/T: With

Other Options