Yokogawa Integral Oxygen Analyzer ZR202 - Manual (Page 44)

IM 11M13A01-04E 3-4
3.1.4 CSA Explosionproof Type
ZR202S–C Detector for use in hazardous area:
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 area, 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 Á MOINS DE 50 cm DU
BîTIER.
Hazardous Area Division 1
50cm MAX.
Non-hazardous
Area
Non-hazardous
Area
Conduit
Sealimg Fitting
50cm MAX.
Figure 3.2 ZR202S DETECTOR
Note 3: Operation
• Keep the “WARNING” label to the Detector.
WARNING: OPEN CIRCUIT BEFORE REMOVING COVER. REFER TO
IM 11M13A01–04E. USE AT LEAST 80˚C HEAT RESISTANT
CABLES.
OUVRIR LE CIRCUIT AVANT D’fENLEVER LE COUVERCLE. UTILISEZ
DES CÁBLES RÊSISTANTS Á 80˚C MINIMUM. VEUILLEZ VOUS
RÊFÊRER AU IM 11M13A01–04E.
• Take care not to generate mechanical sparking when accessing to the detector and
peripheral devices in hazardous area.
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.