MODEL: LTPFUN

LTPFUN SPECIFICATIONS

ES-3367 Rev.10 Page 2/3

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

Computation: Phase angle detection

Overrange output: Approx. -10 to +120 % at 1 – 5 V

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

Span adjustment: 95 to 105 % (front)

INPUT SPECIFICATIONS

A device which employs different measuring

methods may show different outputs from that of M-

System’s with distorted input waveforms.

Frequency: 50 or 60 Hz

■ VOLTAGE INPUT

Operational range: 85 – 110 % of rating

Overload capacity: 150 % of rating for 10 sec., 110 %

continuous

Input burden: 2.5 VA

■ CURRENT INPUT

Operational range: 10 – 120 % of rating

Overload capacity: 4000 % of rating for 1 sec., 2000 % for 4

sec., 120 % continuous

Input burden: 0.1 VA (input 1 A)

0.2 VA (input 2 A)

0.5 VA (input 5 A)

■ Input range:

Lag 0.5 – 1 – lead 0.5

Lead 0.5 – 1 – lag 0.5

OUTPUT SPECIFICATIONS

■ DC Current: -10 – +20 mA DC

Span: Min. 1 mA, max. 20 mA

Offset: Max. 1.5 times span

Load resistance: Output drive 10 V max.

■ DC Voltage: -10 – +12 V DC

Minimum span: 5 mV

Offset: Max. 1.5 times span

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

12

OUT

20mA

1

0.5

(Lead)

0.5

(Lag)

0

OUT

+10V

4

12

OUT

20mA

0

OUT

+10V

4

-10V

-10V

1

0.5

(Lead)

0.5

(Lag)

1

0.5

(Lead)

0.5

(Lag)

1

0.5

(Lead)

0.5

(Lag)

■ OPERATION DIAGRAM (example)

• Negative in lag, positive in lead

• Negative in lead, positive in lag

Note: When there is 5% or less of the rated input current,

the transducer output equals approximately to ‘1’.

INSTALLATION

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: ±2 % with input 1 – 0.866, balanced load

±4 % with input 0.866 – 0.5, balanced load (at 23°C ±10°C

or 73.4°F ±18°F, at rated frequency ±10 % [±5 % for 3-

phase/4-wire])

Magnetic field (ext. origin) effect: ±2 % (400 A/m)

Response time: ≤ 2 sec. (0 – 100 % ±1 %)

Ripple: 0.5 %p-p max.

Insulation resistance: ≥ 100 MΩ with 500 V DC

Dielectric strength: 2000 V AC @ 1 minute

(voltage input to current input to output to ground)

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

(input to output or ground)

STANDARDS & APPROVALS

EU conformity:

EMC Directive

EMI EN 61000-6-4

EMS EN 61000-6-2

Low Voltage Directive

EN 61010-1

Measurement Category II (input)

Pollution Degree 2

Input to output: Reinforced insulation (300 V)

RoHS Directive