<2. Handling Cautions>
2-16
IM 01C25C01-01E
Note 3. Operation
• WARNING:
AFTER DE-ENERGIZING, DELAY 5
MINUTES BEFORE OPENING.
• WARNING:
WHEN THE AMBIENT TEMP.≥65°C, USE
HEAT-RESISTING CABLE AND CABLE
GLAND ≥90°C.
• Take care not to generate mechanical
sparking when accessing to the instrument
and peripheral devices in a hazardous
location.
• Electrostatic charge may cause an explosion
hazard. Avoid any actions that cause the
generation of electrostatic charge, such as
rubbing with a dry cloth on coating face of the
product.
Note 4. Maintenance and Repair
• The instrument modification or parts
replacement by other than authorized
representative of Yokogawa Electric
Corporation is prohibited and will void IECEx
Certification.
• Electrical Connection
A mark indicating the electrical connection
type is stamped near the electrical
connection port. These marks are as
followed.
F0215.ai
Location of the mark
Screw Size
Marking
ISO M20 × 1.5 female
ANSI 1/2 NPT female
M
N or
W
2.10 EMC Conformity Standards
EN 61326-1 Class A, Table2
EN 61326-2-3
EN 61326-2-5 (for Fieldbus)
Immunity influence during the test
Differential pressure / Pressure: Output shift is
specified within ±1% of 1/20 Max span.
Static pressure: Output shift is specified within
±2% of 1 MPa span.
Status Output Line*: Continues to operate
without reversal.
*: Only for /AL option.
Condition for EMC test for F
OUNDATION
fieldbus
type: The shield of the cable and the case
are connected with a capacitor of 10 nF.
CAUTION
To meet EMC regulations, Yokogawa
recommends that customers run signal wiring
through metal conduits or use shielded twisted-
pair cabling when installing EJX/EJA-E series
transmitters in a plant.
This equipment is a Class A product, and it is
designed for use in the industrial environment.
Please use this instrument in the industrial
environment only.