Riken Keiki NP-1000, Руководство по эксплуатации

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2. Important Notices on Safety 2-4. Safety information
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2-4. Safety information
Outline of the unit
The combustible gas detector model NP-1000 is designed to monitor combustible gases in a hazardous
area.
The detection range of NP-1000 is 0 to 100 vol%.
A sample gas is drawn by the built-in small pump.
The power is supplied by AA alkaline batteries (LR6, manufactured by TOSHIBA, four pieces) only.
Replacing batteries in a hazardous area is prohibited.
Technical data
Explosion-
proof
specifications
Explosion-
proof class
Ex ia IIC T4 Ga
II1G Ex ia IIC T4 Ga
Ambient
temperature
range
-20 - +50
º
C
Electrical
specifications
Driven by four AA alkaline batteries (LR6, manufactured by
TOSHIBA).
Certificate
number
IECEx IECEx DEK13.0090
ATEX DEKRA 13 ATEX0227
Applied
standards
IEC60079-0: 2017
IEC60079-11:2011
EN IEC 60079-0:2018
EN60079-11:2012
Precautions
･
Do not replace the batteries in a hazardous area.
･
Do not disassemble/modify the gas detector.
･
Use only AA alkaline batteries (LR6, manufactured by TOSHIBA) as
power supply.
･
Use only CR1220 (manufactured by Hitachi Maxell) as backup power
supply.
How to read
instruction
number
INST.No. 0 0 000 0000 00
A B C D E
A: Manufacturing year (0-9)
B: Manufacturing month (1-9, XYZ for Oct.-Dec.)
C: Manufacturing lot
D: Serial number
E: Factory code
Manufacturer
RIKEN KEIKI CO., LTD.
2-7-6 Azusawa, Itabashi-ku, Tokyo, 174-8744 Japan
Web site: https://www.rikenkeiki.co.jp/