ITT Advantage Actuator 2.0, Руководство по обслуживанию

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Identification tag
Line Description
1 Valve serial number
2 Valve size and model number
3 Valve diaphragm type
4 Maximum recommended actuation pressure
Bonnet description
Non-Sealed bonnet
The non-sealed bonnet has a weep hole that permits leakage of the process fluid if the diaphragm
ruptures.
Sealed bonnet
The sealed bonnet uses a special “V-notch” vent plug, which permits diaphragm inspection.
Figure 3: Weep hole and V-notch vent plug
Bonnet
weep hole
V-notch vent plug
(Sealed bonnet only)
Product Description
Advantage
®
Actuator 2.0 Maintenance Manual 5