UE 压力开关 差压开关 温度开关 117系列防爆压力开关

Approved for Division 2hazardous locations• Epoxy-coated enclosure withcaptive cover screws• Hermetically sealed snap switch,SPDT or DPDT output

凯跃（天津）测控技术有限公司(Kyue Measurement & Control)是专注于气密检测、液体压力流量测量控制、自动化检测、测试设备、仪器仪表、无线智能控制、过程控制成套、非标智能设备研发、制造及进口产品代理销售服务于一体的科技技术公司。
公司推崇“一站式过程自动化控制解决方案”理念，为用户提供科学的自动化仪表解决方案和及时优质的售前咨询和售后服务。在充分吸收国内外技术的基础上，结合客户的实际需求，以的产品质量和精湛的技术服务得到了用户的一致好评，并且得到了国内外很多行业领域的大，中，小型企业及各类研究设计院，多所高校的长期合作与认可。如今，产品广泛已应用于石油化工、环境工程、污水处理、冶金、能源、汽车、医疗制药、科研院校、核电等领域。

STORAGE

TEMPERATURE -65° to 160°F (-54 to 71°C)

AMBIENT

TEMPERATURE LIMITS -40° to 160°F; except models 520-548, 700-706: 0 to 160°F (-18 to 71°C); set point

typically shifts less than 1% of range for a 50°F (28°C) ambient temperature change

SET POINT

REPEATABILITY Temperature models: ± 1% of adjustable range

Pressure models 171-174, 218, 358-376, 520-535, 540-543,

560-564 and 700-706: ± 1% of adjustable range; models 183-194,

544-548, 483-494, 565-567: ± 1 1 ⁄ 2 % of adjustable range

Internal set point lock on all pressure models

SHOCK Set point repeats after 15 G, 10 millisecond duration

VIBRATION Set point repeats after 2.5 G, 5-500 Hz

ENCLOSURE Die cast aluminum (max. 0.6% copper), epoxy powder coated;

captive cover screws

ENCLOSURE

CLASSIFICATION Certified to Enclosure Type 4X requirements

SWITCH OUTPUT One SPDT hermetically sealed snap action switch; switch may be

wired “normally open” or “normally closed”; DPDT (option 1190/1195)

ELECTRICAL RATING 11 A 125/250 VAC resistive; 5 A @ 28 VDC; 1 A @ 48 VDC; 1/2 A @ 125 VDC; switch

contacts gold flashed

WEIGHT 1 1 ⁄ 2 -6 1 ⁄ 2 lbs. Varies with model

ELECTRICAL

ConNECTION 1/2” NPT (female); two 7/8” diameter knockouts

PRESSURE ConNECTION Models 218, 358-376, 700-706: 1/4” NPT (female); models 171-194, 483-494, 520-

535: 1/2” NPT (female); models 560-564: 2” sanitary connection; models 565-567:

1 1 ⁄ 2 ” sanitary connection, models 540-548: 1/8” NPT (female)

TEMPERATURE

ASSEMBLY Bulb and capillary: 6 feet 304 stainless steel

Immersion stem: nickel-plated brass (standard length only); optional 316L stainless steel

FILL Non-toxic oil filled

TEMPERATURE

DEADBAND Typically 4% of range under laboratory conditions (70°F ambient circulating bath at rate of

1/2°F per minute change)

REFERENCE SCALE Pressure: “Low-Medium-High” increment

Temperature: calibrated dial scale

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