UE Controls 120 series Explosion- Proof Pressure, Vacuum, Differential Pressure and Temperature Switches. (C120)

Pressure

• J120 - One SPDT; epoxy coated enclosure; internal adjustment with no reference scale, dual conduits
• H121 - One SPDT; epoxy coated enclosure; external adjustment with reference dial, single conduit Type H122 - Two SPDT; epoxy coated enclosure; external adjustment with reference dial, single conduit

Differential Pressure

• J120K - One SPDT; epoxy coated enclosure; internal adjustment with no reference scale, dual conduits
• H121K - One SPDT; epoxy coated enclosure; external adjustment with reference dial, single conduit Type H122K - Two SPDT; epoxy coated enclosure; external adjustment with reference dial, single conduit

Temperature

•  B121 - Immersion stem; one SPDT; epoxy coated enclosure; external adjustment with reference dial, single conduit
• B122 - Immersion stem; two SPDT; epoxy coated enclosure; external adjustment with reference dial, single conduit
•  C120 - Immersion stem; one SPDT; epoxy coated enclosure; internal adjustment with no reference scale, dual conduits
• E121 - Bulb and capillary; one SPDT; epoxy coated enclosure; external adjustment with reference dial, single conduit
• E122 - Bulb and capillary; two SPDT; epoxy coated enclosure; external adjustment with reference dial, single conduit
• F120 - Bulb and capillary; one SPDT; epoxy coated enclosure; internal adjustment with no reference dial, dual conduits
• 820E - Bulb and capillary; one SPDT; external adjustment and temperature indication, dual conduits Type 822E - Bulb and capillary; two SPDT; external adjustment and temperature indication, dual conduits

• Standard product approvals include cULus, ATEX & IECEx
• Optional approvals for Russia, Ukraine, China, India, Korea, Brazil and Taiwan
• SIL2 Certified per IEC 61508:2010
• Many models compliant to NACE MR0175
• Internal adjustment hex screw or external adjustment via calibrated dial(s) with tamper-resistant cover
• Integral cover lock
• SPDT, DPDT or dual SPDT output
• Optional hermetically sealed micro-switch
• Wide variety of sensor materials
• Optional Hastelloy® and Monel® sensor material for corrosive media
• Wide adjustable deadband models
• Heat tracing temperature models

• 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, 15834-15839: 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: Type B, C and F: ±1% of full scale range Type E: ±2% of full scale range Pressure models 126-164, S126B-S164B, 171-174, 270- 274, 358-376, 520-535, 540- 543, 701-705, 15622, 15834,-15839: ±1% of full scale range; models 450- 457, 550-559: ±1/2% of full scale range; models 36-39, 183-194, 483-494, 544- 548, 565-567, 612-680, 15875: ±1-1/2% of full scale 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, epoxy powder coated; gasketed; cover lock; internal set point lock standard on types J, C, F; gasketed stainless steel tamper-resistant dial cover on types B, H, E; aluminum nameplate
• ENCLOSURE CLASSIFICATION: Certified to enclosure type 4X. Class I, Division 1 product meets enclosure type 7; Class II, Division 1 product meets 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”.
• ELECTRICAL RATING*: 15A 125/250/480 VAC resistive (standard), 2A @ 30 VDC, 1A @ 48 VDC, 0.5A @ 125 VDC; except types J120-15622, 15834-15839, H121-15875: 20A 125/250/480 VAC resistive, 6A @ 30 VDC, 0.5A @ 125 VDC, 0.25A @ 250 VDC; except types B121- 13272, B122-13322, E121-13273, E122-13321: 22A 480 VAC resistive, 2A @ 30 VDC, 1A @ 48 VDC, 0.4A @ 125 VDC.
• REFERENCE SCALES: Types B, E & H: external dial. Scale divisions vary with range (see model charts) 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 565-567: 1-1 ⁄ 2" flush mount 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; Fill: Non-toxic oil filled Immersion stem: Nickel-plated brass (standard) except for B121-13272 and B122-13322: stainless steel.
• 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)
• PRESSURE DEADBAND: See individual model charts on pages 6-14. Consult UE for deadbands on switch options
• DIFFERENTIAL PRESSURE: Differential pressure indication available types H121K and H122K with option M210
• INDICATOR: (OPTION M210) (check model availability under options); accuracy approximately 1% mid 50% of range, 3% at ends; window is plexiglass and gasketed; indicator may be field adjusted for approximately ±1% accuracy at any set point within range
• TEMPERATURE INDICATION: Temperature indication available types 820E and 822E. Indication accuracy is ±1% of adjustable range

UE declarations and third-party issued certifications are available for download at www.ueonline.com/certs

UNITED STATES AND CANADA

• Class I, Division 1 and 2, Groups B, C & D
• Class II, Division 1 and 2, Groups E, F & G
• Class III
• Class I, Zone 1, Group IIB + H2 T6
• Tamb: -50°C to 71°C
• Enclosure Type 4X per
• UL 50 (USA), IP66 per EN 60529 (Canada) UL Listed (USA), cUL Listed (Canada)
• Pressure: 1203; CSA C22.2
• No. 25 & 30 - File # E40857
• Temperature: 1203; CSA C22.2
• No. 25 & 30 - File # E43374
•  Canadian registration number (CRN) for Canadian provinces can be found at www.ueonline.com

EUROPE

• ATEX Directive (2014/34/EU)
• II 2 G Ex db IIC T6 Gb
• II 2 D Ex tb IIIC T85°C Db IP66
• Tamb = -40°C to +75°C
• UL International DEMKO A/S (N.B.# 0539)
• Certificate # DEMKO 09 ATEX 0815573X
• EN 60079-0, 60079-1, 60079-31
• II 1 G Ex ia IIC T6 Ga (OPTIONAL – code M405)
• (not available types 820E, 822E)
• Tamb = -50°C < Tamb < +60°C
• UL International DEMKO A/S (N.B.# 0539)
• Certificate # DEMKO 11 ATEX 1105261X
• EN 60079-0, 60079-11

Pressure Equipment Directive (PED) (2014/68/EU)

• Compliant to PED UL 508, UL 61010
• Products rated lower than 7.5 psi are outside the scope of the PED
• Low Voltage Directive (LVD) (2014/35/EU)
•  UEC compliant to LVD EN 61058-1, EN 61010-1
• Products rated lower than 50 VAC and 75 VDC are outside of the scope of the LVD
•  The Low Voltage Directive does not apply to products for use in hazardous locations

RUSSIA

• (OPTIONAL – code M406)
• Certificate ТС RU-C-US.ГБ05.B.01185
• NANIO CCVE Certified
• Type 120, 121 and 122
• 0Ex ia IIC T6 Ga X
• Tamb:-50°C to + 60°C
• ГОСТ Р МЭК 60079-11-2010; ГОСТ Р
• МЭК 60079-0-2011; ГОСТ 31610.26-2012/
• IEC 60079-26-2006
• Type 120, 121 and 122,820 &822
•  1Ex d IIC T6 Gb X
• Tamb:-40°C to + 75°C
• ГОСТ IEC 60079-1-2011; ГОСТ Р МЭК
•  60079-0-2011

UKRAINE

•  Gosnadzorohrantruda Permit (OPTIONALcode M404)
•  СВIДОЦТВО #720 by DVSTS VE (TCCExEE)
• 1ExdIICT6X
• Tamb = -56°C to +85°C (types 120, 121 & 122)
• Tamb = -40°C to +71°C (types 820 & 822)
• ГOCT 12.2.007.0, ГOCT 22782.0, ГOCT 22782.6

CHINA

•  CQST Certified (OPTIONAL – code M408) }
• (120,121,122)Pressure: CNEx15.2540X
• (120,121,122,820,822)Temperature:
•  CNEx15.2541X
• Ex d IIC T6 Gb
• Ex tD A21 T+85°C IP66
• Tamb. = -40°C to +75°C
• GB3836.1,GB3836.2 & GB12476

INTERNATIONAL CERTIFICATION* (INCLUDES AUSTRALIA)

• IECEx Certified
• Ex d IIC T6 Gb
• Ex tb IIIC T85°C Db IP66
•  Tamb. = -40°C to +75°C
• IEC 60079-0, 60079-1, 60079-31
• Certificate # IECEx UL 03.0001X
• Ex ia IIC T6 Ga
• IEC 60079-0, 60079-11
• Certificate # IECEx UL 14.0075X

INDIA

• Ex d IIC T6 Gb
•  PESO: CCEs Identification# P314108/1
• EN 60079-0, 60079-1, 60079-31
• Ex ia IIC T6 Ga (OPTIONAL – code M405)
• PESO: CCEs Identification# P305465/1
• EN 60079-0, 60079-11

KOREA

• KOSHA, Article 34 of Industrial Safety and Health Law (OPTIONAL – code M395)
•  Ex d IIC T6
• -40°C < Tamb < +75°C
• Pressure: Certification# 10-AV4BO-0710 for J120, H121, H122, H122P
• Differential Pressure: Certification# 10-AV4BO-0711 for J120K, H121K, H122K
•  Temperature: Certification# 10-AV4BO-0712 for (B.E) (121, 122)/C120/F120
• Temperature Certification # 10-AV4BO-712 for 820E/822E

BRAZIL

• INMETRO(OPTIONAL – code M391)
• Ex d IIC T6 Gb
• Ex tb IIIC T85°C Db IP66
• -40°C ≤ Ta ≤ +75°C
• UL-BR 15.0179X
• ABNT NBR IEC 60079-0
• ABNT NBR IEC 60079-1
• ABNT NBR IEC 60079-31
• Ex ia IIC T6 Ga
• -50°C ≤ Ta ≤ +60°C
• UL-BR 15.0169X  
• ABNT NBR IEC 60079-0
•  ABNT NBR IEC 60079-11
•  ABNT NBR IEC 60079-26

TAIWAN*

•  ITRI
• Temperature Switch - ML041200701BZ4
•  Pressure Switch – ML041200701AE7,
• ML041200701BY3, ML041200701C40, ML041200701D31