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1.1  Wall Mounting 

Loosen the main unit-fixing screw of the isolator to disconnect the 

main unit from the socket.  Next, anchor the socket onto the wall 

with screws. Then, plug the main unit into the socket and secure 

the main unit with the main unit-fixing screw. 

29.5 or more

22±0.2

2-M4 or

2-ø4.5 or more

Mounting Dimensions

Unit: mm

59±0.3

Main unit-fixing screw

Socket

Main unit

Threaded hole for

fixing the main unit

Mounting screws

1.2  DIN Rail Mounting

Locate the isolator so that the DIN rail fits into the upper part 

of the DIN-rail groove at the rear of the socket, and fasten the 

socket using the slide lock at the lower part of the socket. 

DIN rail

DIN rail

(Rear of socket)

Slide lock

DIN rail

Fit into here

Push

1.3  Mounting Using a Multi-mounting Base 

For mounting using a multi-mounting base, see the Instruction 

Manual for VJCE (VJ Mounting Base). 

1.4  Using Ducts 

Wiring ducts should be installed at least 30 mm away from the top 

or bottom of the main unit. 

2.  INSTALLATION AND ENVIRONMENTAL 

CONDITIONS

 •

Avoid the following environments for installation locations: 

 

Areas with vibrations, corrosive gases, dust, water, oil, 

solvents, direct sunlight, radiation, a strong electric field, 

and/or a strong magnetic field, direct radiant heat

wind, 

temperature fluctuation.

 •

If there is any risk of a surge being induced into the power line 

and/or signal lines due to lightning or other factors, a dedicated 

lightning arrester should be used as protection for both the 

product and a field-installed device.

 • Use indoors at an altitude of 2000 m or less.

 •

Operating temperature/humidity range: −10 to 55°C (−10 

to 45°C for side-by-side mounting*)/5 to 90%RH (no 

condensation)

*  If the previous model (style S3.xx earlier) is installed 

together, the ambient temperature is 0 to 40°C.

 •

Continuous vibration: (at 5 to 9 Hz) Half amplitude of 3 mm or 

less (at 9 to 150 Hz) 9.8m/s

2

 or less, 1 oct/min for 90 minutes 

each in the three axis directions

 •

Impact: 98 m/s

2

 or less, 11 ms, 3 axes, 6 directions, 3 times 

each

3.  EXTERNAL WIRING 

 WARNING

 

To avoid the risk of an electric shock, turn off the 

power supply and use a tester or similar device to 

ensure that no power is supplied to a cable to be 

connected, before carrying out wiring work.

 

Do not operate the product in the presence of 

flammable or explosive gases or vapors.  To do so is 

highly dangerous.

 

Use of the product ignoring the specifications may 

cause overheating or damage.  Before turning on 

the power, ensure the following:

 •

Power supply voltage and input signal value 

applied to the product should meet the required 

specifications.

 •

The external wiring to the terminals and wiring to 

ground are as specifications.

Wiring should be connected to the terminals on the socket of 

the product.  The terminals for external connections are of M3 

screws.  Use crimp-on terminal lugs for connections to the 

terminals.

 •

Recommended cables: A nominal cross-sectional area of 

0.5 mm

 or thicker for signal cables, and that of 1.25 mm

 or 

thicker for power cables. 

Analog output

Analog output

RS-485 

communication

R: Externally 

connected for 

current input

Shunt resistor 

(Externally connected  

for current input)

Power supply

10

11

3 2 1

5

6

7

8

9

11

10

8

L

+

N

GND

1

3

+

+

Input

+

R

5

2

6

5

2

Output-2 signal

9

7

Output-1 signal

ALM1

N.O

N.O

ALM2

COM

Alarm output

5

2

6

B

+

A

COM

  CAUTION

 

Do not use output-2 for the isolated single-output type.

 

The power line and input/output signal lines should 

be installed away from noise-generating sources.  

Other wise accuracy cannot be guaranteed.

 

Make sure to earth ground the ground terminal 

through minimum resistance. The length and 

thickness of the grounding cable should be as 

short and thick as possible.  Directly connect the 

lead from the ground terminal (terminal no. 8) of 

the product to the ground.  Do not carry out daisy-

chained inter-ground terminal wiring.

 

The product is sensitive to static electricity; 

exercise care in operating it.  Before you operate 

the product, touch a nearby metal part to discharge 

static electricity.

 

The use of inductance (L) loads such as auxiliary 

relays and solenoid valves causes malfunction or 

relay failure; always insert a CR filter or diode for 

spark-removal into the line in parallel with the load. 

Recommended CR 

 •

C: 0.5 to 1µF against contact current 1A

 •

R: 0.5 to 1Ω against contact voltage 1V

 

If the ambient temperature is 50 °C or more, please 

use the cable that the rated temperature is 70 °C or 

more.

2

IM 77J01H07-01E

5th Edition

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