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ORIGINAL USA UE H121-144 H122-144 UE PRESSURE SWITCH

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ORIGINAL USA UE H121-S144B  H122-S144B UE PRESSURE SWITCH

UE ORIGINAL USA UE H121-S144B  H122-S144B UE PRESSURE SWITCH Features
• Approvals include cULus, ATEX & SAA; compliance with CE and NACE standards
• Internal adjustment or external adjustment via calibrated dials with tamper resistant cover
• Single or Dual Output
• Wide variety of sensor materials
• Optional Hastelloy®, Monel® and Tantalum sensor material for corrosive media
• Flush mount sanitary sensors
• Stainless steel, Hastelloy®, Monel® flanges conforming to ANSI standards
• Indicating Differential Pressure Module
• Most models available for immediate delivery
H121-S126B H121-S134B H121-S137B H121-S144B H121-S156B H121-S164B
H121-126 H121-134 H121-137 H121-144 H121-156 H121-164
H121-358 H121-361 H121-376 H121-612 H121-614 H121-270
H121-274 H121-450 H121-452 H121-453 H121-454 H121-550
H121-552 H121-553 H121-554 H121-555 H121-701 H121-702
H121-703 H121-704 H121-705      
H122-S126B H122-S134B H122-S137B H122-S144B H122-S156B H122-S164B
H122-126 H122-134 H122-137 H122-144 H122-156 H122-164
H122-358 H122-361 H122-376 H122-612 H122-614 H122-270
H122-274 H122-450 H122-452 H122-453 H122-454 H122-550
H122-552 H122-553 H122-554 H122-555 H122-701 H122-702
H122-703 H122-704 H122-705      


 
STORAGE TEMPERATURE -65 to 160°F (-54 to 71°C)
AMBIENT TEMPERATURE LIMITS -58 to 160°F (-50 to 71°C); models 36-39, 520-525, 540-548, 701-705: 0 to 160°F (-17 to 71°C);
Types 820E, 822E: -40 to 160°F (-40 to 71°C) set point typically shifts less than 1% of range for a
50°F (28°C) ambient temperature change; less than 2% for types E121& E122
SET POINT REPEATABILITY Temperature models: ±1% of adjustable range
Pressure models 126-164, S126B-S164B, 171-174, 270-274, 358-376, 520-535, 540-543, 560-564,
701-705: ±1% of adjustable range; models 450-559: ±1/2% of adjustable range; models 36-39,
183-194, 483-494, 544-548, 565-567, 612-680: ±1 1/2% of adjustable range
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. 0.4% copper), epoxy powder coated; gasketed; coverlock; internal set point
lock standard on types J, C, F; gasketed aluminum tamper-resistant dial cover on types B, H, E;
aluminum nameplate
ENCLOSURE CLASSIFICATION Certified to enclosure type 4X. Types 820E, 822E; designed to meet NEMA 4 requirements with option
M300; Class I, Division 1 product meet enclosure type 7; Class II, Division 1 products meet enclosure
type 9. Certified to IP66 requirements
SWITCH OUTPUT One or two SPDT; dual switch may be separated up to 100% of range; except type 822E where switch #2
can be set up to 25% of range span below switch #1 setpoint; switches may be wired “normally open” or
“normally closed”. Two SPDT hermetic sealed switches available on H122P models
ELECTRICAL RATING 15 A 125/250/480 VAC resistive (standard) except types H122P; 11A 125/250 VAC resistive;
B121-13272, B122-13322, E121-13273, E122-13321; 22A 480VAC resistive
REFERENCE SCALES Types B, E & H: external dial. Scale divisions vary with range.
 
 
 
 
 
WEIGHT 3-8 lbs. Varies with type and model
ELECTRICAL CONNECTION Type H, B, E; one 3/4" NPT E/C; Type J, C, F, 820E, 822E; two 3/4" NPT E/C; terminal block standard
PRESSURE CONNECTION Models S126B-S164B, 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); all others: 1/4" NPT (female)
TEMPERATURE ASSEMBLY Bulb and capillary: 6 feet 304 stainless steel (standard) except for E121-13273 and E122-13321: 10 feet;
Immersion stem: nickel-plated brass (standard) except for B121-13272 and B122-13322: stainless steel.
Fill: Model 1BS: solvent filled; models 2BS-8BS: non-toxic oil filled
TEMPERATURE DEADBAND Type F120, 820E, 822E: typically 1%; type B-, C-, and E- 121 and 122: typically 2% of range under
laboratory conditions (70°F [21°C] ambient circulating bath at rate of 1/2°F per minute change)


ORIGINAL USA UE H121-144 H122-144 UE PRESSURE SWITCH

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Xi`an Ao Xin Automation Instrument Co., Ltd., is located in Xi`an city which is the authoritive centre of instrument and gauge .It is cooperated with many related domestic cooperation to research ,sale and service and also obtained the cert of ISO9001-2008. overall strength of the industry 's leading domestic well-known enterprises .Over the years, the company under the "integrity, innovation , development and harmony " principle of service .

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