Figure 3-6. Intrinsic Safe Barrier Assembly - Wayne Dresser Vista 1 Series Service Manual

3.6. INTRINSIC SAFE BARRIER ASSEMBLY, continued
FIGURE 3-6. INTRINSIC SAFE BARRIER ASSEMBLY. The ISB ground connection shown must be made
directly to the dispenser chassis. The components of this assembly are not separately replaceable. If failure
occurs, replace the whole ISB assembly.
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February 1997 Part No. 920160 Rev A