Yokogawa YVP110 - Manual (Page 17)

<1. Notes on Handling>
1-6
IM 21B04C01-01E
Note 2. Wiring
• All wiring shall comply with National Electrical
Code ANSI/NEPA70 and Local Electrical
Codes.
• “FACTORY SEALED, CONDUIT SEAL NOT
REQUIRED.”
Note 3. Operation
• Note a warning label worded as follows;
WARNING: OPEN CIRCUIT BEFORE
REMOVING COVER.
• Take care not to generate mechanical spark
when accessing to the instrument and
peripheral devices in hazardous locations.
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
the approval of Factory Mutual Research
Corporation.
C) FM Nonincendive approval
Model YVP110 Advanced Valve Positioner with
optional code /FN15.
• Applicable standard: FM3600, FM3611,
FM3810
• Nonincendive Approval
Class I, Division 2, Groups A, B, C and D
Class II, Division 2, Groups F and G
Class III, Division 1 and
Class I, Zone 2, Group IIC in Hazardous
(Classified) Locations.
Temperature Class: T4
Ambient Temperature: –40 to 60°C
Enclosure: NEMA Type4X
• Electrical Parameters:
Vmax = 32 Vdc
Ci = 1.76 nF
Li = 0 µ H
• Caution for FM Nonincendive type.
(Following contents refer to “DOC. No.
NFM010-A12 p.1 and p.2”)
 NFM010-A12
Installation Diagram:
Safe Area
Hazardous Area
F0105.ai
Terminator
Nonincendive
Power Supply
Field Instruments
YVP
Valve Positioner
Field Instruments
+
−
+
−
+
−
Note 1.
Dust-tight conduit seal must be used when
installed in Class II and Class III environments.
Note 2.
Installation should be in accordance with
National Electrical Code (ANSI/NFPA 70)
Sections 504, 505 and Local Electrical Code.
Note 3.
The configuration of Associated Apparatus must
be Factory Mutual Research Approved.
Note 4.
Associated Apparatus manufacturer's
installation drawing must be followed when
installing this equipment.
Note 5.
No revision to drawing without prior Factory
Mutual Research Approval.
Note 6.
Terminator and supply unit must be FM
approved.
Note 7.
Installation requirements;
Vmax ≥ Voc or Vt
Ca ≥ Ci + Ccable
La ≥ Li + Lcable