<2. Notes on Handling>
2-13
IM 01C50G01-01EN
Note 2. Wiring
• All wiring shall comply with Canadian Electrical
Code Part I and Local Electrical Codes.
• In hazardous location, wiring shall be in conduit
as shown in the gure.
WARNING: A SEAL SHALL BE INSTALLED
WITHIN 50 cm OF THE
ENCLOSURE. UN SCELLEMENT
DOIT ÊTRE INSTALLÉ À MOINS
DE 50 cm DU BOÎTIER.
• When installed in Division 2, “FACTORY
SEALED, CONDUIT SEAL NOT REQUIRED”.
Note 3. Operation
• Keep strictly the “WARNING” on the label
attached on the transmitter.
WARNING: OPEN CIRCUIT BEFORE
REMOVING COVER. AFTER DE-
ENERGIZING, DELAY 2 MINUTES
BEFORE OPENING. OUVRIR LE
CIRCUIT AVANT D’ENLEVER LE
COUVERCLE. APRÈS POWER-
OFF, ATTENDRE 2 MINUTES
AVANT D’OUVRIR.
• Take care not to generate mechanical spark
when access to the instrument and peripheral
devices in hazardous location.
Note 4. Maintenance and Repair
• The instrument modication or parts
replacement by other than authorized
representative of Yokogawa Electric
Corporation is prohibited and will void Canadian
Standards Explosionproof Certication.
Note 3. Installation
Installation should be in accordance with
Control Drawing IIE029-A62.
b) CSA Explosionproof Type
Caution for CSA Explosionproof type
Note 1. Certication information
• YTA710 with /CF1, YTA610 and YTA710 with
/CU1 and /CU15 temperature transmitters are
applicable for use in hazardous locations.
• Certicate 1089576
• Applicable Standard:
C22.2 No. 0-10, C22.2 No. 0.4-04,
C22.2 No. 25-M1966, C22.2 No. 30-M1986,
C22.2 No. 94-M1991, C22.2 No. 142-M1987,
C22.2 No. 157-92, C22.2 No. 213-M1987,
C22.2 No.61010-1-12,
C22.2 No. 61010-2-030-12
• Class I, Groups B, C and D;
• Class II, Groups E, F and G;
• Class III.
• Enclosure: TYPE 4X
• Temperature Class: T6
• Ambient Temperature: –40 to 60°C
• Supply Voltage: 42 V dc max. (4 to 20 mA type)
: 32 V dc max. (Fieldbus type)
• Output Signal: 4 to 20 mA
: 24 mA dc max. (Fieldbus type)
Sensor
Sensor
Non-hazardous
Location
Equipment
42 V DC Max.
4 to 20 mA DC
Signal
Non-hazardous LocationsHazardous Locations Division 1
50 cm Max.
Sealing Fitting
Conduit
Non-hazardous
Location
Equipment
42 V DC Max.
4 to 20 mA DC
Signal
Non-hazardous LocationsHazardous Locations Division 2
Sealing Fitting
Sealing Fitting
50 cm Max.
Certified/Listed Temperature Sensor
YTA610 and YTA710
YTA610 and YTA710
Conduit
F0208.ai
Certified/Listed Temperature Sensor
Note: Temperature sensor shall be certified in type of Hazardous Locations.