GE FVP110, Руководство по обслуживанию

Страница: 41 / 292

25
Entity Model
Safety
Field Instruments
Descriptions and Intrinsically safe ratings of the positioner (FIELD INSTRUMENTS)
are:
Ambient Temperature: –40 to 60 °C
Enclosure: IP65
Electrical parameters:
❑ EEx ia IIC T4
❑ Maximum Voltage (Ui) = 24.0 V
❑ Maximum Current (Ii) = 250 mA
❑ Maximum Power (Pi) = 1.2 W
❑ Internal Capacitance (Ci) = 1.76 nF
❑ Internal Inductance (Li) = 0 μ H
Number of Devices
The number of devices (max. 32) possible on a fieldbus link depends on factors such as
the power consumption of each device, the type of cable used, use of repeaters, etc.
B) CENELEC ATEX (KEMA) Flameproof Type
Caution for CENELEC ATEX (KEMA) flameproof type.
Note 1. Model FVP110 Valve Positioner with optional code /KF2 is applicable for
potentially explosive atmospheres:
❑
Applicable standard: EN50014, EN50018
❑
Certificate: KEMA 02ATEX2159
❑
Type of Protection and Marking Code: EEx d IIC
❑
Temperature Class: T6, T5
❑
Ambient Temperature: T6; –40 to 75 °C T5; –40 to 80 °C
Note 2. Electrical Data
❑
Supply voltage: 32 V DC max.
❑
Output signal: 17 mA DC
Note 3. Installation Instructions
❑
The cable glands and blanking elements shall be certified in type of protection
flameproof enclosure
d
suitable for the conditions of use and correctly installed.
❑
With the use of conduit entries a sealing device shall be provided either in the
flameproof enclosure or immediately on the entrance thereto.