4 csa – Yokogawa digitalYEWFLO (DY) User Manual
Page 160

<14. EXPLOSION PROTECTED TYPE INSTRUMENT>
14-9
IM 01F06A00-01EN
14.4 CSA
(1) 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: Explosionproof 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: 42Vdc max. (Integral Type Vortex
Flowmeter and Remote Type Vortex
Flow Converter)
Output Supply (Integral Type Vortex Flowmeter):
Current Output; 4 to 20mAdc
Pulse Output; On=2Vdc, 200mA
Off=42Vdc,
4mA
Output Signal (Remote Type Vortex Flow Detector):
Output Signal; 30Vp-p, 100
μAp-p
Input/Output signal (Remote Type Vortex Flow
Converter):
Current Output; 4 to 20mAdc
Pulse; On=2Vdc, 20mA
Off=42Vdc,
4mA
Input Signal; 30Vp-p, 100
μAp-p
Electrical Connection: ANSI 1/2 female (Special)
• Intrinsically
Safe
Type “n” and Non-incendive
Applicable Standard: C22.2 No. 0-M91, C22.2
No. 0.4-2004, C22.2 No.
157-M1987, C22.2 No. 213-
M1987, C22.2 No. 1010.1-92,
CAN/CSA-E60079-0:02,
CAN/CSA-E60079-11:02,
CAN/CSA-E60079-15:02,
ANSI/ ISA-12.27.01-2003
Certifi cate
: 1198227
Type of Protection: Ex ia IIC T4...T1 and Ex nC IIC
T4...T1
(Integral Type Vortex Flowmeter
andRemote Type Vortex Flow
Detector)
Ex ia IIC T4 and Ex nC IIC T4
(Remote Type Vortex Flow
Converter)
(Integral Type Flowmeter and Remote Type Vortex
Flow Detector)
Temperature Code
Ambient
Temperature
Process
Temperature
T4 60°C
≤135°C
T3 60°C
≤200°C
T2 60°C
≤300°C
T1 60°C
≤450°C
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)
Degree of Protection of Enclosure: IP67
Electrical Parameters: Ui=30Vdc, Ii=165mAdc,
Pi=0.9W
Ci=12nF,
Li=0.15mH
Electrical Connection: ANSI 1/2 NPT female
Type of Protection: Intrinsically Safe for Class I,II,III,
Div.1, Groups A,B,C,D,E,F and
G, Non- incendive for Class I,II,
Div.2, Groups A,B,C,D,E,F and
G, Class III, Div.1