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IM 77J01P01-01EN

3rd Edition

5.  MAINTENANCE

The product starts running immediately when the power is turned 

on; however, it needs 10 to 15 minutes of warm-up before it 

meets the specified performance.

5.1  Calibration Apparatus

 • A calibrator (YOKOGAWA CA 500 or equivalent)

5.2  Calibration Procedure

1. 

Connect the instruments as shown below. First check the 

output-1 signal and then the output-2 signal.

  

10

11

3 2 1

4

5

6

7

8

9

Power supply

11

10

8

L

+

N

GND

3

4

+

Input

Calibrator

Calibrator

2

5

Output-2

+

Calibrator

7

9

Output-1

+

2.  Produce a rectangular pulse of any frequency from the 

calibrator to measure the value using a calibrator, then check 

that the frequency is output.

6.  SAFETY AND EMC STANDARDS

The following will be acquired.

Safety:

IEC/EN 61010-1 compliance (CE)

IEC/EN 61010-2-030 compliance (CE)

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

CAN/CSA-C22.2 No.61010-2-030 (CSA)

UL61010-1 (CSA NRTL/C)

UL61010-2-030 (CSA NRTL/C)

Overvoltage category: II

Pollution degree: 2

Measurement category: O (other)

Rated power supply voltage:  15-30 V DC (±10%) 3.5 W or 

 

100-240V AC/DC (±10%) 

50/60 Hz 3.6 W 9.0 VA

Rated voltage (Input signal) : 50 V DC

Rated voltage (

Voltage Pulse

 output signal):  26.4 V DC

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:

CE:

EN 61326-1 Class A, Table 2

EN 61326-2-3

EN 55011 Class A, Group 1

EN 61000-3-2

EN 61000-3-3

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 conforming to CE-

marking. Be sure to use the lightning arrester to 

comply EMC standards.

Note:  When option code /C0 or /FB is specified, the 

conformity to the safety and EMC standards is 

excluded.

Note:  When contactless AC switch is specified for the 

output-1 signal code or output-2 signal code, it will not 

comply with safety and EMC standards.

7.  ENVIRONMENT STANDARD

EU RoHS directive: EN IEC 63000

  (However, when contactless AC switch is specified for the 

output signal, and suffix code /C0 or /FB is specified, CE 

marking is not applicable because the product does not 

conform to safety and EMC standards.)

8.  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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