MODEL: HJFT

HJFT SPECIFICATIONS

ES-3479 Rev.8 Page 1/5

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

Space-saving Plug-in Signal Conditioners H-UNIT

FILTER/LAG TRANSMITTER

(field-programmable)

Functions & Features

• Providing various filter functions which eliminate

unnecessary elements in the input signals

• Microprocessor based

• On-site calibration via hand-held programmer PU-2x

• Field-programmable input range

• High-density mounting

Typical Applications

• Level control; eliminating drifts in the input signal caused

by pumps

26 (1.02)

93

(3.66)

mm (inch)

137

(5.39)

MODEL: HJFT[1]-[2][3]-R[4]

ORDERING INFORMATION

• Code number: HJFT-[1]-[2][3]-R[4]

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

(e.g. HJFT1-6A-R/Q)

• Special input range (For codes U1, U2 & U3)

• Parameters (See "Functions" section)

Default setting will be used if not otherwise specified.

Use Ordering Information Sheet (No. ESU-1679) to specify

parameters.

• Specify the specification for option code /Q

(e.g. /C01/S01)

ITEM

DEFAULT

Sampling cycle: H

0.1

No. of samples to be calculated: N

1 (2 for mean aver-

age output filter)

Time constant: T

0.0

Max. rate of positive output change (CP)

200.00

Max. rate of negative output change (CN)

200.00

No. of smallest samples to be cut off (L)

0

No. of largest samples to be cut off (U)

0

[1] FUNCTION

1: Moving average output

2: Dead-time computing

3: Delay buffer

4: Lead-time computing

5: Ramp buffer

6: Mean average output

[2] INPUT

Current

A: 4 – 20 mA DC (Input resistance 250 Ω)

H: 10 – 50 mA DC (Input resistance 100 Ω)

Voltage

6: 1 – 5 V DC (Input resistance 1 MΩ min.)

U1: Range ±100 mV;

(Minimum span 3 mV, Input resistance 20 kΩ min.)

U2: Range ±1000 mV;

(Minimum span 30 mV, Input resistance 20 kΩ min.)

U3: Range ±10 V;

(Minimum span 0.3 V,Input resistance 1 MΩ min.)

[3] OUTPUT

Current

A: 4 – 20 mA DC (Load resistance 600 Ω max.)

Voltage

6: 1 – 5 V DC (Load resistance 500 Ω min.)

POWER INPUT

DC Power

R: 24 V DC

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

[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

RELATED PRODUCTS

• Programming Unit (model: PU-2x)

• PC configurator software (model: JXCON)

Downloadable at M-System’s web site.

A dedicated cable is required to connect the module to the