SIEMENS火焰检测器QRA4系列QRA4.U技术参数及介绍
SIEMENS火焰检测器QRA4系列QRA4.U技术参数及介绍
德国SIEMENS西门子股份公司是技术企业,创立于1847年,业务遍及全球200多个国家,专注于电气化、自动化和数字化领域。
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SIEMENS西门子的应用领域包括工业自动化、楼宇科技、驱动技术、能源、医疗、交通和个人及家用产品等领域。
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SIEMENS火焰检测器QRA4系列技术参数
Technical data
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General detector data
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Average life of UV cell
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Approx. 10,000 hours at max. +50 °C, higher ambient temperatures reduce considerably the cell’s life
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Perm. combustion chamber pressure
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Max. 150 mbar
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Degree of protection
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IP54 (to be ensured through mounting)
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Mounting position
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Optional
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Weight
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Approx. 180 g
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Device safety class
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II (double-insulated)
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Length of connecting wires
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- QRA4...
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Approx. 180 g
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- AGG02
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Approx. 10 g
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- AGG04
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Approx. 270 g
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- AGG15
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Approx. 100 g
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Conduit for protective sleeve (Menzel sleeve)
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½“-14NPSM thread
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Environmental conditions
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Storage
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IEC 60721-3-1
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Climatic conditions
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Class 1QRA43
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Mechanical conditions
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Class 1M2
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Temperature range
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-20...60 °C
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Humidity
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<95% r.h.
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Transport
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IEC 60721-3-2
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Climatic conditions
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Class 2QRA43
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Mechanical conditions
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Class 2M2
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Temperature range
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-20...60 °C
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Humidity
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<95% r.h.
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Operation
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IEC 60721-3-3
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Climatic conditions
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Class 3QRA45
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Mechanical conditions
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Class 3M5
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Temperature range
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-20...60 °C
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Humidity
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<95% r.h.
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Installation altitude
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Max. 2,000 m above sea level
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SIEMENS火焰检测器QRA4系列介绍
UV flame detector for use with burner controls from Siemens for the supervision of gas or oil flames.
The QRA4... and this Data Sheet are intended for use by OEMs which integrate the flame detectors in their products.
UV火焰检测器,与西门子的燃烧器控件配合使用,用于监视气体或燃油火焰。
QRA4 ...和此数据表旨在供将火焰探测器集成到其产品中的OEM使用。
SIEMENS火焰检测器QRA4系列其他常用型号:
SIEMENS RAR9
SIEMENS QRA53.E17
SIEMENS QRA53.E27
SIEMENS QRA53.G17
SIEMENS QRA53.G27
SIEMENS QRA55.E17
SIEMENS QRA55.E27
SIEMENS QRA55.G17
SIEMENS QRA55.G27
SIEMENS QRA10.C
SIEMENS QRA10M.C
SIEMENS QRA2
SIEMENS QRA2M
SIEMENS QRA4.U