Pulsar Imp+i.s. - Suitable Recommended Barriers

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2 Wire (loop powered) IMP+ i.s. wiring detail
Important Information
The IMP+ i.s. when installed in a hazardous area must be supplied through an
approved safety barrier or approved i.s power supply.
Suitable recommended barriers:
Barrier Type
Suggested Barriers
See
Fig.
Pepperl & Fuchs
MTL
Single Zener Barrier
Z728
7728+
1
Dual Zener Barrier
Z788
7788+
2
Galvanic Isolator source
KFD2-STC4-Ex1
(source only)
5041(source only)
3
Galvanic Isolator sink
KFD2-STC4-
Ex1Y122583 (sink
only)
5043(sink or source)
3