YOKOGAWA FVX110, Руководство пользователя

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<2. Handling Cautions>
2-11
IM 01S01C01-01EN
• Intrinsically Safe Approval
Class I, Division 1, Groups A, B, C, & D;
Class II, Division 1, Groups E, F & G;
Class III Division 1; Ex ia IIB/IIC T4
Ambient Temperature: –40* to 60°C (–40* to
140°F) Encl. Type 4X, IP66 / IP67
* –15ºC when O-ring material is Fluoro-rubber.
• Nonincendive Approval
Class I, Division 2, Groups A, B, C, & D;
Class II, Division 2, Groups F & G;
Class III Division 1; Ex nL IIC T4
Ambient Temperature: –40* to 60°C (–40* to
140°F) Encl. Type 4X, IP66 / IP67
* –15ºC when O-ring material is Fluoro-rubber.
● Caution for CSA Intrinsically safe type.
(Following contents refer to “DOC. No.
ICS018”)
Installation Diagram for Intrinsically safe
(Division 1 Installation)
Non-Hazardous Location
Hazardous Location
F0207.ai
Terminator
Safety Barrier
Field Instruments
Indicator
Field Instruments
+
–
+
–
+
–
Terminator
+
–
+
–
Note 1. The safety barrier must be CSA certified.
Note 2. Input voltage of the safety barrier must be
less than 250Vrms/Vdc.
Note 3. Installation should be in accordance with
Canadian Electrical Code Part I and local
Electrical Code.
Note 4. Do not alter drawing without authorization
from CSA.
Electrical Data:
• Rating 1 (Entity)
For Groups A, B, C, D, E, F, and G or Group
IIC
Ui (vmax) = 24 V dc
Ii (Imax) = 250 mA
Pi (Pmax) = 1.2 W
Ci = 3.52 nF
Li = 0 µH
or
• Rating 2 (FISCO)
For Groups A, B, C, D, E, F, and G or Group
IIC
Ui (vmax) = 17.5 V dc
Ii (Imax) = 500 mA
Pi (Pmax) = 5.5 W
Ci = 3.52 nF
Li = 0 µH
or
• Rating 3 (FISCO)
For Groups C, D, E, F, and G or Group IIB
Ui (vmax) = 17.5 V dc
Ii (Imax) = 500 mA
Pi (Pmax) = 5.5 W
Ci = 3.52 nF
Li = 0 µH
Installation requirements;
Po ≤ Pi Uo ≤ Ui Io ≤ Ii,
Co ≥ Ci + Ccable Lo ≥ Li + Lcable
Vmax ≥ Voc Imax ≥ Isc
Ca ≥ Ci + Ccable La ≥ Li + Lcable
Uo, Io, Po, Co, Lo,Voc, Isc, Ca and La are
parameters of barrier.