Yokogawa Single Channel Oxygen Analyzer System ZR22/ZR402 - Manual (Page 55)

IM 11M13A01-02E 3-4
3.1.4 CSA Explosionproof Type
ZR22S-C Detector for use in hazardous locations:
Note 1: Explosionproof for Class I, Division 1, Groups B, C and D
Dust-ignitionproof for Class II/III, Division 1, Groups E, F and G
Enclosure Rating:
TYPE 4X
Temperature class: T2
Note 2: Wiring
• All wiring shall comply with Canadian Electrical Code Part 1 and Local
Electrical Code.
• In hazardous location, wiring shall be in conduits as shown in the figure.
WARNING: SEAL ALL CONDUITS WITHIN 50 cm OF THE
ENCLOSURE.
UN SELLE DOIT ÊTRE INSTALLÊ ÁMOINS DE 50 cm
DU BÎTIER.
F3.03E.EPS
Non-hazardous Location Equipment
ZR402G or AV550G Hazardous Locations Division 1
50 cm MAX.
Conduit Sealing Fitting
ZR22S Detector
Figure 3.3
Note 3: Operation
• Keep the "WARNING" label to the Detector.
WARNING: OPEN CIRCUIT BEFORE REMOVING COVER. REFER
TO IM 11M13A01-02E. USE AT LEAST 150
؇C HEAT
RESISTANT CABLES.
OUVRIR LE CIRCUIT AVANT D'ENLEVER LE COUVERCLE.
UTILISEZ DES CÁBLES RÉSISTANTS Á 150
؇C
MINIMUM. VEUILLEZ VOUS RÉFÉRER AU IM
11M13A01-02E.
• Take care not to generate mechanical sparking when accessing to the
detector and peripheral devices in hazardous location
Note 4: Maintenance and Repair
• The detector modification or parts replacement by other than authorized
representative of Yokogawa Electric Corporation is prohibited and will void
Canadian Standards Explosionproof Certification.