MODEL: WJF

WJF SPECIFICATIONS

ES-2280 Rev.10 Page 3/4

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

OUTPUT SPECIFICATIONS

■ DC Current: 0 – 20 mA DC

Minimum span: 1 mA

Offset: Max. 1.5 times span

Load resistance: Output drive 12 V max. for Output 1;

7 V max. for Output 2

■ DC Voltage: -10 – +10 V DC

Minimum span: 5 mV

Offset: Max. 1.5 times span

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

INSTALLATION

Power input

•AC: Operational voltage range: rating ±10 %,

50/60 ±2 Hz, approx. 3.5 VA

•DC: Operational voltage range: rating ±10 %

ripple 10 %p-p max., approx. 2.6 W (110 mA at 24 V)

Operating temperature: -5 to +55°C (23 to 131°F)

Operating humidity: 30 to 90 %RH (non-condensing)

Mounting: Surface or DIN rail

Weight: 400 g (0.88 lb)

PERFORMANCE in percentage of span

Accuracy: Input accuracy + output accuracy

Input accuracy: ±0.2 % (gain ≤ 1)

[±0.2 % × gain] with gain > 1

Output accuracy: ±0.2 %

Temp. coefficient: ±0.015 %/°C (±0.008 %/°F)

Response time: ≤ 1.2 sec. (0 – 90 %)

Line voltage effect: ±0.1 % over voltage range

Insulation resistance: ≥ 100 MΩ with 500 V DC

Dielectric strength: 2000 V AC @1 minute

(input to output to power to ground)

1000 V AC @ 1 minute (output 1 to output 2)

EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)

5

6

7

8

2

1

11

10

50 (1.97)

107 (4.21)

136 (5.35)

[3.3 (.13)]

40 (1.57)

50 (1.97)

7.8 (.31)

CLAMP

(top & bottom)

DIN RAIL

35mm wide

MTG HOLE

25 (.98) deep

SCREW

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

3

9

4