YOKOGAWA SC25V Instruction Manual page 11

FM-United States
Applying standards : FM Class 3600
Certificate no.*
Electrical data
Specific conditions : See Control Drawing D&E 2020-023-A50
of use
Note 3: Intrinsically safe, entity, for Class I, Division 1, Groups A, B, C and D;
Class I, Zone 0, AEx ia IIC, Ga (entity) for hazardous (classified) locations when
installed per control drawing D&E 2020-023-A50.
Sensor input parameters:
Ui= 18V; Ii= 170 mA; Pi= 0.4 W;
Li= 0 mH
Ci= 0.4 nF (Suffix SC25V-B...with ID chip):
Ci= 0 nF (Suffix SC25V-A...without ID-chip)
Ambient temperature:
-40 °C to +40 °C for temperature class T6,
-40 °C to +55 °C for temperature class T4 and T5,
-40 °C to +105 °C for temperature class T3.
When the sensor has been connected to non intrinsically safe equipment which
exceeds the restrictions regarding the sensor input circuits, the sensor is not
suitable anymore for intrinsically safe use.
* Certification is subject to change, due to new regulations or changes in the product itself.
When a certificate is updated, a new revision under the same certificate number is created
with a new date.
- FM-United States:
FM20US0123X (effective from 03-2021)
FM Class 3610
FM Class 3810
ANSI/ISA 60079-0
ANSI/ISA 60079-11
: FM20US0123X
IS CL I, DIV 1, GP ABCD, T3...T6
CL I, ZN 0, AEx ia IIC, T3...T6 Ga
Control Drawing: D&E 2020-023-A50
: See Note 3
IM 12B06J01-40EN-P