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FW-F093-P-M_v0404_01_EN.docx
5.3
TERMINAL CONNECTORS INTRINSICALLY SAFE APPLICATIONS
Terminal connectors F093-P-(PC / PD / PX)-XI-(ZB):
Fig. 35: Overview terminal connectors Type XI - Intrinsically Safe applications
•
Type PC:
offers - additional to type PX - an internal Intrinsically Safe lithium battery. This ATEX
certified battery (FW-LiBAT-xxx) may be changed in hazardous area.
•
Type PD:
offers with terminal 6 - additional to type PX - a real sensor supply of 8.2V DC to power a
the tachometer.
•
Type PX:
as standard, all intrinsically safe products are supplied with terminal 4 and 5 to power the
product externally.
5.4
CONFIGURATION EXAMPLES INTRINSICALLY SAFE APPLICATIONS
5.4.1
F093-P-(OT)-PC-(PX)-XI-(ZB) BATTERY POWERED - Ex ia IIC/IIIC
Fig. 36: F093-P-(OT)-PC-(PX)-XI-(ZB) - Ex ia IIC/IIIC - Intrinsically Safe application.
*
Tachometer supply voltage for pulse type P: Terminal 3: 1.2-3.2V DC.
Please note: Type PX may be used in combination with the battery (Type PC).
PX will power the F093-P, the battery will be disabled automatically until the power is disconnected.