Chapter 3 Specifications; General Specifications - Mitsubishi Electric MELSEC-L SSCNETIII/H User Manual

Melsec-l series, head module
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CHAPTER 3
This chapter describes the specifications of the head module.
3.1

General Specifications

Item
Operating ambient
0 to 55
temperature
Storage ambient
-25 to 75
temperature
Operating ambient
humidity
5 to 95%RH, non-condensing
Storage ambient
humidity
Compliant with JIS
Vibration resistance
B 3502 and IEC
61131-2
Shock resistance
Compliant with JIS B 3502 and IEC 61131-2 (147m/s
Operating
No corrosive gases
atmosphere
*1
0 to 2000m
Operating altitude
Installation location
Inside a control panel
Overvoltage
II or less
*2
category
*3
2 or less
Pollution degree
Equipment class
Class I
*1
Do not use or store the programmable controller under pressure higher than the atmospheric pressure of altitude 0m.
Doing so may cause malfunction. When using the programmable controller under pressure, please consult your local
Mitsubishi representative.
*2
This indicates the section of the power supply to which the equipment is assumed to be connected between the public
electrical power distribution network and the machinery within premises.
Category II applies to equipment for which electrical power is supplied from fixed facilities. The surge voltage withstand
level for up to the rated voltage of 300V is 2500V.
*3
This index indicates the degree to which conductive material is generated in terms of the environment in which the
equipment is used.
Pollution level 2 is when only non-conductive pollution occurs. A temporary conductivity caused by condensing must be
expected occasionally.
To make the programmable controller comply with the EMC and Low Voltage Directives, refer to  Page 124, Appendix 8.
24
SPECIFICATIONS
Frequency
5 to 8.4Hz
Under intermittent
vibration
8.4 to 150Hz
5 to 8.4Hz
Under continuous
vibration
8.4 to 150Hz
2
, 3 times each in X, Y, and Z directions)
Specifications
Constant
Half amplitude
acceleration
3.5mm
2
9.8m/s
1.75mm
2
4.9m/s
Sweep count
10 times each in X,
Y, and Z directions

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