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爱多斯

德国爱多斯（ADOS）公司是专业气体分析和报警系统知名老牌生产制造商，ADOS公司生产的气体分析和报警系统，已经在工业和民用领域有100多年的应用历史，对环境要求持续增长，其新设备的设计可以确保客户得到最大的安全和经济利益。德国爱多斯（ADOS）公司产品包括：有毒有害气体监测仪、易燃、易爆气体监测分析仪器、气体传感器、变送器、空气污染分析监控仪等。ADOS气体报警系统可以用于监测多种有毒气体和易爆气体、有机和无机气体，均有在线式和便携式系统提供。

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LCTR 903低成本气体传送器

2009/10/29 11:47:04 阅读：343次

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产品系列名称：LCTR 903低成本气体传送器
产品定货号：MR-00807-00

产地：德国
品牌：爱多斯
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The gas transmitter ADOS LCTR 903 is suitable for the
detection of combustible gases, for example hydrogen,
methane (natural gas) or propane / butane (LPG) in air
in the LEL region.
Two transmitter versions with different output signals are available:
- 3-wire 4–20 mA
- 4-wire LON® (LCTR 904)

Three measuring principles are available:
- VQ
- TGS
- IR

Type	TGS	VQ	IR
Measurement method	Semiconductor	Heat reduction	Infrared
Measurement range	ppm ranges to 100 % LEL	ppm ranges to 100 % LEL	0–100 % LEL CH4, C3H8, C2H2 0–100 Vol % CH4 0–1, 2, 3, 4, 5 Vol % CO2
Percentage error of f.s.d.	± 5 %	± 5 %	± 3 %
Linearity	< 15 % of f.s.d.	< 3 % of f.s.d.
Temperature range	+4 °F to +113 °F	+4 °F to +113 °F	+4 °F to +113 °F
Temperature effect	5 %	2 %	8 %
Response time (t90)	approx. 20 sec.	approx. 20 sec.	< 30 sec.
Pressure effect	1 %	1 %	1 %
Mounting position	optional	optional	optional
Application	Poisonous, combustible and explosive gases in the LEL region	Poisonous, combustible and explosive gases in the LEL region	Poisonous, combustible and explosive gases in the LEL region
Expected operation time for sensor	> 2 years	> 2 years	± 5 years
Supply voltage	15V - 30V	15V - 30V	15V - 30V
Interface	4–20 mA three-wire	4–20 mA three-wire	three-wire, 4–20 mA or LON® four-wire techniques, galvanically isolated, data transmission 78 kbps
Protection	II 2 G	II 2 G	II 2 G
Ex version	Ex demb [ia] IIC T6 KEMA 03 ATEX 2403 X	Ex demb [ia] IIC T6 KEMA 03 ATEX 2403 X	Ex demb [ia] IIC T6 KEMA 03 ATEX 2403 X
Protection class	IP 54	IP 54	IP 54
Dimensions (height x diameter)	3.15 x 3.15 inch	3.15 x 3.15 inch	3.15 x 3.15 inch
Weight	1.1 lbs	1.1 lbs	1.1 lbs

产品编号	产品名称	产品简介	产品价格
MR-00807-00	LCTR 903低成本气体传送器	The gas transmitter ADOS LCTR 903 is suitable for the detection of combustible gases, for example hydrogen, methane (natural gas) or propane / butane (LPG) in air in the LEL region.	0￥

LCTR 903低成本气体传送器

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