8
All Rights Reserved. Copyright © 2012, Yokogawa Electric Corporation
GS 04L51B01-01EN Nov. 10, 2015-00
Category Measurement
category
Description Remarks
II CATII
Availableinthetesting
and measuring circuits
directly connected
to a usage location
(receptacle or the like)
ofalow-voltagemain
powersupplyfacility.
Appliances,
portable
equipment,
etc.
III CATIII
Availableinthetesting
and measuring circuits
connected to a power
distributionportionof
a low-voltage main
powersupplyfacility.
Distribution
board, circuit
breaker, etc.
IV CATIV
Availableinthetesting
and measuring circuits
connected to a power
sourceofalow-
voltage main power
supplyfacility.
verhead
wire, cable
systems, etc.
NormalOperatingConditions
• Powersupplyvoltage:100to240VAC±10%
• Powersupplyfrequency:50/60Hz±2%
• Ambienttemperature:0to50°C
• Ambienthumidity:20to80%RH(at5to40°C)
(no condensation)
• Magneticeld:400A/morless(DCand50/60
Hz)
• Vibration:
5≤f<8.4Hzamplitude3.5mm(peak)
8.4≤f≤160Hzacceleration9.8m/s
2
• Shock:
Non-energization, 500 m/s
2
orless,approximate
10 ms, 6 directions (±X, ±Y, ±Z), 3 times in each
direction
• Mountingposition:Canbeinclinedupto30
degreesbackward.Leftandrighthorizontal
when installing the panel mount and wall mount.
• Altitude:2000morless
• Installationlocation:Indoors
• Warm-uptime:Atleast30minutesafterpower
on
OtherSpecications
• Memorybackup:Abuilt-inlithiumbatterybacks
up the settings and runs the clock
• RecommendedreplacementperiodsofBattery:
Approximately10years(atroomtemperature)
TransportandStorageConditions
• Ambienttemperature:–25to60°C
• Ambienthumidity:5to95%RH(no
condensation)
• Vibration:10to60Hz,4.9m/s
2
maximum
• Shock:392m/s
2
maximum(inpackaged
condition)