Figure 7-3. Intrinsic Safe Barrier Assembly; Figure 7-4. Replacing The Intrinsic Safe Barrier Assembly - Wayne Dresser Vista 1 Series Service Manual

7.1.5. Intrinsic Safe Barrier Assembly Replacement,
continued
FIGURE 7-3. INTRINSIC SAFE BARRIER ASSEMBLY. The ISB ground connection shown must be made
directly to the dispenser chassis.
Intrinsic Safe Barrier
Assembly
FIGURE 7-4. REPLACING THE INTRINSIC SAFE BARRIER ASSEMBLY. Placing both DEMs in the
service position allows for easy access to the Intrinsic Safe Barrier Assembly.
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February 1997 Part No. 920160 Rev A