![Module 140: Pressure-independent control valves in variable volume heating and cooling systems – CIBSE Journal Module 140: Pressure-independent control valves in variable volume heating and cooling systems – CIBSE Journal](https://www.cibsejournal.com/wp-content/uploads/2019/01/CIBSE-Journal-January-2019-CPD-Figure-3.jpg)
Module 140: Pressure-independent control valves in variable volume heating and cooling systems – CIBSE Journal
![Cocon QTZ Pressure independent control valve with coupling and internal thread PN 16 DN 15, R ½ x Rp ½, 30 - 210 l/h, with two mounted Classic measuring valves, DZR brass - Cocon QTZ Pressure independent control valve with coupling and internal thread PN 16 DN 15, R ½ x Rp ½, 30 - 210 l/h, with two mounted Classic measuring valves, DZR brass -](https://www.oventrop.com/Pools/pimimages/f6efaf6e44c576e3e2e92933741d201b/org/1146004_cocon_q.jpg)
Cocon QTZ Pressure independent control valve with coupling and internal thread PN 16 DN 15, R ½ x Rp ½, 30 - 210 l/h, with two mounted Classic measuring valves, DZR brass -
![Honeywell Vrn2f6px8102 Pressure Independent Control Valve With Electric Actuator - 2 In. Npt - 2-way - 75 Gpm - Plated Brass Trim - Dca Profile - On Off(fail Open) - 100 - 250 Vac - Nema 3r Enclosure | Blackhawk Supply Honeywell Vrn2f6px8102 Pressure Independent Control Valve With Electric Actuator - 2 In. Npt - 2-way - 75 Gpm - Plated Brass Trim - Dca Profile - On Off(fail Open) - 100 - 250 Vac - Nema 3r Enclosure | Blackhawk Supply](https://cdn.shopify.com/s/files/1/0877/4530/products/e293be8b-fdd3-4fed-b500-99de9d27e734_9d75b74d-7650-4e94-a8c4-8565479aead8_1200x1200.jpg?v=1614145014)
Honeywell Vrn2f6px8102 Pressure Independent Control Valve With Electric Actuator - 2 In. Npt - 2-way - 75 Gpm - Plated Brass Trim - Dca Profile - On Off(fail Open) - 100 - 250 Vac - Nema 3r Enclosure | Blackhawk Supply
![Module 140: Pressure-independent control valves in variable volume heating and cooling systems – CIBSE Journal Module 140: Pressure-independent control valves in variable volume heating and cooling systems – CIBSE Journal](https://www.cibsejournal.com/wp-content/uploads/2019/01/CIBSE-Journal-January-2019-CPD-Figure-5.jpg)
Module 140: Pressure-independent control valves in variable volume heating and cooling systems – CIBSE Journal
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