xviii Gambar 7.5 Bourdon Tube (Helical) Gambar 7.6 Elemen bellows pengukuran absolute pressure Gambar 7.7 Elemen bellows pengukuran relative pressure (gauge) Gambar 7.8 Elemen bellows pengukuran diferensial pressure Gambar 7.9 Diaphragm Element Gambar 8.1. Komponen dari kontrol valve Gambar 8.2. Mekanisme Fail Opened dan Fail Closed Actuator Gambar 8.3. Aktuator Diafragma Gambar 8.4 Aktuator Direct Acting dan Reverse Acting Gambar 8.5. (a) Double Acting dan (b) Single Acting Actuator Gambar 8.6. Control Valve Body Gambar 8.7. Extension Bonnet dan Bellow-Seal Bonnet Gambar 8.8. Pneumatik dan Digital Positioner Gambar 8.9. Regulator Udara Gambar 8.10. Tipe Solenoid Valve Gambar 8.11. Limit Switch pada kontrol valve Gambar 8.12. Transduser Gambar 8.13. TRIP Valve Gambar 8.14. Tubing dan Konektor Gambar 8.15. Globe valve dengan port tunggal dan port ganda Gambar 8.16. Single Port Valve Gambar 8.17. Flanged Angle-style Gambar 8.18. Valve Body with Cage-Style Trim, Balanced Valve Plug and Soft Seat Gambar 8.19. High Capacity Body Valve with Cage-Style 168 168 170 177 179 182 183 185 185 187 191 192 193 194 194 195 196 197 198 200 200 201 203 204
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