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5

IM 77J01P08-01E

5th Edition

8.  SAFETY AND EMC STANDARDS

The following will be acquired.

Safety:

CAN/CSA-C22.2 No.61010-1 (CSA)

UL61010-1 (UL)

Overvoltage category: I

Pollution degree: 2

Measurement category: O (other)

Rated power voltage:  15-30 V DC (±10%) 3.7 W

Rated voltage (Input signal) : 50 V DC

Rated voltage (Communication output signal) : 5 V DC

Rated voltage (Open collector output signal) :  30 V DC 

200 mA

Rated transient overvoltage: 1500 V (*)

* This is a reference safety standard value for the 

measurement Category O. This value is not necessarily 

a guarantee of instrument performance.

 CAUTION

This instrument is for Measurement Category O 

(other). Do not use it for measurements in locations 

falling under Measurement Categories II, III, and IV.

    

Internal Wiring

Outlet

Entrance 

Cable

III

T

O

II

IV

Measurement 

category

Description

Remarks

O

(other) For measurements 

performed on circuits not 

directly connected to MAINS.

II

CAT.II For measurements 

performed on circuits directly 

connected to the low-voltage 

installation.

Appliances, 

portable 

equipments, 

etc.

III

CAT.III For measurements 

performed in the building 

installation.

Distribution 

board, circuit 

breaker, etc.

IV

CAT.IV For measurements 

performed at the source of 

the low-voltage installation.

Overhead 

wire, cable 

systems, etc.

EMC standards:

• RCM: 

EN 55011 Class A, Group 1

• KC:

Electromagnetic wave interference prevention standard, 

electromagnetic wave protection standard

 CAUTION

Caution to comply with EMC standards: When 

operating this instrument by external power supply, 

use an independent power unit S to the respective 

standards. Be sure to use the lightning arrester to 

comply EMC standards.

Note: When "3" (Contactless AC switch) is specified for the 

Output 1 signal code or Output 2 signal code, the conformity 

to the safety and EMC standards is excluded.

9.  TRANSPORT AND STORAGE CONDITIONS

 • Temperature: -25 to 70°C

 • Temperature change rate: 20°C per hour or less

 • Humidity: 5 to 95%RH (no condensation)

 CAUTION

Keep this product in a conductive bag when plugged 

out, during transport or storage.

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