Explosion Protected Type Instrument; Atex - YOKOGAWA digitalYEWFLO Series User Manual

10. EXPLOSION PROTECTED TYPE
INSTRUMENT
In this section, further requirements and differences
for explosion protected type instrument are
described. For explosion protected type instrument,
the description in this chapter is prior to other
description in this Instruction Manual.
WARNING
Only trained persons use this instrument in
industrial locations.
CAUTION
Process temperature and ambient temperature
on this section are the specifications for
explosion protected type. Read IM 01F06A00-
01EN Section 13.1 "Standard Specifications"
before operating.

10.1 ATEX

WARNING
• Only trained persons use this instrument in
industrial locations.
• A modification of the equipment would
no longer comply with the construction
described in the certificate documentation.
(1) Technical Data
• Flameproof
Applicable Standard : EN 60079-0:2012+A11:2013
EN 60079-1:2014
Certificate : DEKRA 11ATEX0212X
Type of Protection:
Ex db IIC T6...T1 Gb (Integral Type and Remote
Type Detector)
Ex db IIC T6 Gb (Remote Type Convertor)
Group: II
Category: 2 G
<10. EXPLOSION PROTECTED TYPE INSTRUMENT>
Specification of Protection:
Temperature Class: (Integral Type and Remote
Temperature Class
*1 Note: Use /HT version above +250°C
Temperature Class: T6 (Remote Type Convertor)
Ambient Temperature.:
–30 to +60°C (With indicator)
–40 to +60°C (Without indicator)
Power Supply: 9 to 32Vdc max.
Specific conditions of use
• Electrostatic charges on the non-metallic parts
(excluding glass parts) or coated parts of the
equipment shall be avoided.
• The flameproof joints differ from the standard
values in IEC 60079-1. Only personnel
authorized by the manufacturer of the
equipment can repair the flameproof joints.
• The property class of the fasteners used to
fasten the sensor assembly part the transmitter
enclosure is at least A2-50.
• Intrinsically Safe Ex ia
Applicable Standard: EN 60079-0:2012+A11:2013
Certificate: KEMA 03ATEX1136X
Type of Protection:
Ex ia IIC T4...T1 Ga (Integral Type)
Ex ia IIC T6...T1 Ga (Remote Type Detector)
Ex ia IIC T4 Ga (Remote Type Converter)
Group: II
Category: 1 G
Type Detector)
Process Temperature
T6 -40°C to +80°C
T5 -40°C to +100°C
T4 -40°C to +135°C
T3 -40°C to +200°C
T2 -40°C to +300°C
T1 -40°C to +450°C
EN 60079-11:2012
10-1
IM 01F06F00-01EN