Yokogawa digitalYEWFLO (DY-FF) - Manual (Page 62)

<10. EXPLOSION PROTECTED TYPE INSTRUMENT>
10-13
IM 01F06F00-01EN
10.4 CSA
 Technical Data
• Explosion Proof
Applicable Standard: C22.1-98, C22.2 No.0-M1991,
C22.2 No.0.4-04, C22.2
No.0.5-1982, C22.2 No. 25-
1966, C22.2 No. 30-M1986,
C22.2 No. 94-M1991, C22.2
No. 142-M1987, C22.2 No.
61010-1-04, ANSI/ISA-
12.27.01-2003
Certifi cate : 1166201
Type of Protection: Explosion proof for Class I, B, C
and D; Class II, Groups E, F and
G; Class III. For Class I, Division
2 location:
“FACTORY SEALED, CONDUIT SEAL NOT
REQUIRED.”
Enclosure : Type 4X
(Integral Type Vortex Flowmeter and Remote Type
Vortex Flow Detector)
Temperature Code
Ambient
Temperature
Process
Temperature
T6 60°C ≤85°C
T5 60°C ≤100°C
T4 60°C ≤135°C
T3 60°C ≤200°C
T2 60°C ≤300°C
T1 60°C ≤450°C
Temperature Code: T6 (Remote Type Vortex Flow
Converter)
Ambient Temperature: -29 to +60°C (Integral Type
Vortex Flowmeter and
Remote Type Vortex Flow
Detector)
-40 to +60°C (Remote Type
Vortex Flow Converter)
Power Supply: 9 to 32Vdc (Integral Type Vortex
Flowmeter and Remote
Type Vortex Flow Converter)
Output Signal (Remote Type Vortex Flow Detector):
Output Signal; 30Vp-p,
100
μAp-p
Input/Output signal (Remote Type Vortex Flow
Converter):
Input Signal; 30Vp-p,
100
μAp-p
Electrical Connection: ANSI 1/2 NPT female
(Special)
 Dual Seal (Option /CF11)
Dual Seal:
Certifi ed by CSA to the requirement of ANSI/ISA
12.27.01
No additional sealing required.
Primary seal failure annunciation: at the O-ring
seal portion between shedder bar and amplifi er
housing.