Serviceline Industrial Sensors
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Type Z & Ex pzc purge and pressurization system 7500 Control Unit

7500 Control Unit
  • Low cost, compact design, easy to use
  • Universal power: AC or DC
  • Touch screen display with LEDs for easy visual indication
  • Easy setup with pre-set purge programs for your application
  • Automatic pressure compensation with digital manifold
  • Rugged, corrosion-resistant housing
  • Global third-party approvals for Class I, II, Div. 2 and Zone 2/22

Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH, also apply to Pepperl+Fuchs AG.

Caractéristiques techniques  7500 Control Unit

Description produit
7500 series type Z & Ex pzc purge and pressurization control unit
General specifications
Equipment architecturemax. enclosure size 450 ft3 (12.7 m3)
Operating modefully automatic (FA)
Hazardous environmentgas or dust
Rated voltage20 ... 30 V DC at 0.1 A
90 ... 250 V AC , 50 ... 60 Hz at 0.04 A without solenoid valve
Supply voltage can be line-to-line or line-to-neutral, single phase
Power consumptionmax. 2.7 W / 7.3 VA without valve
Electrical specifications
Connectionscrew terminals -- see manual for specifications on wire size and torque values
Output I
ConnectionK1, terminals, 1 x NO
Output typeenclosure power contacts
Contact loading5 A at 250 V AC , 5 A at 30 V DC, relays must be externally fused inrush current: 50 A
Output II
ConnectionK2, terminals, 1 x NO
Output typealarm and control contacts
Contact loading5 A at 250 V AC , 5 A at 30 V DC, relays must be externally fused inrush current: 50 A
Output III
ConnectionK3, terminals, L1 powered contact
Output typesolenoid manifold, contact
Inrush current5 A
Contact loading0.5 A at 250 V AC , 0.5 A at 30 V DC, relays must be externally fused
LED indicationK1: Green - Contact K1 is energized (enclosure contacts)
K2: Amber - Contact K2 is energized (alarm/control contacts)
P/SV: Blue - Safe pressure P1 (minimum enclosure pressure)
P/SV: Amber - Solenoid manifold is energized (purging/pressure compensation)
Pneumatic parameters
Protective gas supplycompressed air or inert gas, 5 µm filter, free from oil
Pressure requirementsupply pressure: 20 ... 120 psig (1.4 ... 8.2 bar)
Safe pressure0.25 in wc (0.63 mbar) minimum for gas
0.65 in wc (1.63 mbar) minimum for dust
Enclosure pressure0 ... 10 in wc (0 ... 24.8 mbar)
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EUEN 61326-1:2013 , FCC CFR 47, part 15, subpart B: 2017, Class A ICES-003, Issue 6:2016, Class A ITE
Directive 2011/65/EU (RoHS)EN 50581:2012
Accuracypressure sensing: ± 0.125 in wc (0.31 mbar)
timers: ± 5 %
Ambient conditions
Ambient temperatureAmbient temperature ranges depend on the T class. See the certificates.
Storage temperature-40 ... 80 °C (-40 ... 176 °F)
Relative humidity5 ... 90 %, non-condensing
Altitudemax. 2000 m
Vibration resistance5 ... 100 Hz , 1 g, 12 m/s2, all axes
Impact resistance30 g, 11 ms, all axes
Mechanical specifications
Connection typeelectrical: 2 x 1/2 inch NPTF (open from factory)
1 x M12 opening (plugged from factory)
pneumatic: high-pressure port - 1/8 in NPTF, low-pressure port - 1/8 in NPTF
Degree of protectionType 4X , IP66
Materiallens: Makrolon® GP-V polycarbonate
screws: AISI 316 (1.4401), 304, or 18-8 stainless steel
housing: A380, A356, or 6061-T6 aluminum
mounting gasket: Bisco® HT-800 medium cellular silicone
mounting tabs: SAE 304 stainless steel
M12 plug: 6061-T6 aluminum
Mass710 g (1 lb 10 oz)
Dimensions150 x 100 x 50 mm (5.9 x 4 x 2 in)
Data for application in connection with hazardous areas
MarkingEx-Hexagon II 3 G Ex ec nC [pzc] IIC T6...T4 Gc
Ex-Hexagon II 3 D Ex tc [pzc] IIIC T60 °C ... T80 °C Dc
International approvals
UL approval
cULusClass I, Division 2, Groups A, B, C, D T4 (-40 °C ≤ Ta ≤ 70 °C)
Class I, Division 2, Groups A, B, C, D T5 (-40 °C ≤ Ta ≤ 65 °C)
Class I, Division 2, Groups A, B, C, D, T6 (-40 °C ≤ Ta ≤ 50 °C)
Class II, Division 2, Groups F, G T4 (-40 °C ≤ Ta ≤ 70 °C)
Class II, Division 2, Groups F, G T5 (-40 °C ≤ Ta ≤ 65 °C)
Class II, Division 2, Groups F, G T6 (-40 °C ≤ Ta ≤ 50 °C)
IECEx approvalEx ec nC [pzc] IIC T6...T4 Gc
Ex tc [pzc] IIIC T60 °C ... T80 °C Dc
General information
Supplementary informationType Examination Certificate, Statement of Conformity, Declaration of Conformity, Attestation of Conformity and instructions have to be observed where applicable. For information see

Documents: 7500 Control Unit

ManualsLangueType de fichierTaille
ManualENGPDF5068 KB
Instruction manuals
ИнструкцииBULPDF136 KB
Návod k poużitíCZEPDF130 KB
Instruktions manualDANPDF129 KB
Instruction manualENGPDF130 KB
KasutusjuhendESTPDF124 KB
KäyttöohjeFINPDF123 KB
Manuel d'instructionsFRAPDF132 KB
BetriebsanleitungGERPDF131 KB
Οδηγίες χρήσηςGREPDF137 KB
HandleidingHOLPDF129 KB
Instruction manual / BetriebsanleitungHRVPDF128 KB
Használati útmutatóHUNPDF130 KB
Manuale di istruzioniITAPDF130 KB
Lietošanas pamācībaLAVPDF128 KB
Instrukciju vadovasLITPDF129 KB
Instrukcja obsługiPOLPDF131 KB
Manual de instruçõesPORPDF131 KB
Manual de utilizareRONPDF129 KB
Návod na poużitieSLKPDF130 KB
Navodila za uporaboSLVPDF127 KB
Manual de instruccionesSPAPDF131 KB
ManualSWEPDF128 KB
Short instructions, safety information
Programming Quick GuideENGPDF228 KB
Technical information
Technical white paper: Choosing a Purge and Pressurization SystemENGPDF3352 KB
Technical white paper: Prevent Dust Explosions with PressurizationENGPDF2459 KB

Approvals+Certificates: 7500 Control Unit

Statements of complianceIdentificationType de fichierTaille
EU-Declaration of Conformity / EU-KonformitätserklärungDOC-B0C4PDF163 KB
ATEX CertificateDEMKO 18 ATEX 2025XPDF833 KB
China NEPSIGYJ18.1486XPDF1765 KB
IECEx Certificate of ConformityIECEx UL 18.0022XLINK---
Korea KOSHA18-AV4BO-0462XPDF504 KB
UL Hazardous LocationE184741 (RFPW, RFPW7, RFPZ, RFPZ7)PDF404 KB

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