Jordan Valve Mark 78 Globe-Style Pneumatic Diaphragm Control Valve
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Jordan Valve's Mark 78 globe style pneumatic control valve is designed for accurate performance and simplified maintenance. Available in 0.5 to 2 inch sizes.
Jordan Valve's Mark 78 pneumatic control valve is designed for accurate performance and simplified maintenance. Threaded, welded, or flanged ends complete a truly versatile valve that covers a wide variety of applications from utility steam to process gases or corrosive/viscous liquids.
The Mark 78 uses a cage-retained seat design with an unbalanced plug. Seats lift out of the valve body from the top entry cage for quick access and easy maintenance.
- Can be used on viscous/corrosive liquids, process gases, or utility steam
- Top entry cage and lift-out seats for easy in-line maintenance
- Available in line sizes from 1/2" to 2"
- Characterized flow options including linear, equal percentage, quick-opening, or an equal-linear combination
- High capacity service: Cv up to 60 on 2" valves
- ANSI Class IV shutoff standard; Available with soft seat for ANSI Class VI use
Models Available
Make one selection from each section of the chart. A finished model number will look like this: 78SP100BR/PTTSMA3B3S3ARD3EG0
| Description | Catalog Number | |
|---|---|---|
| Globe Style Pneumatic Control Valve, NPT Threaded Connections, 316 Stainless Steel Trim, Teflon Packing, Hard Seat, Actuator and Air Regulator |
||
| Bronze Body | 1/2" 3/4" 1" 1-1/2" 2" |
78SP050BR/PTTS 78SP075BR/PTTS 78SP100BR/PTTS 78SP150BR/PTTS 78SP200BR/PTTS |
| Carbon Steel Body | 1/2" 3/4" 1" 1-1/2" 2" |
78SP050CS/PTTS 78SP075CS/PTTS 78SP100CS/PTTS 78SP150CS/PTTS 78SP200CS/PTTS |
| Seat Type | Linear Hard Equal Percentage Hard |
A C |
| Flow (Cv)* | 1.8 2.5 4.4 (Std. on 1/2" valve) 4.6 8.0 (Std. on 3/4" valve) 9.0 11.5 (Std. on 1" valve) 12.0 12.2 (Std. on 1" valve) 12.7 15 30 (Std. on 1-1/2" valve) 35 40 45 (Std. on 2" valve) 50 60 |
4 5 6 7 8 M N P Q R 9 B V U W C 1 |
| Range | Direct Acting Reverse Acting |
A B |
| Standard Actuator | For 1/2" to 1" Valves For 1-1/2" to 2" Valves |
3B3S3AR 5B5S5AR |
| Action | Air to-Open Air-to-Close |
D R |
| I/P 4-20 mA | For 1/2" to 1" Valves For 1-1/2" to 2" Valves |
3 5 |
| O-Ring | EPDM Viton |
E V |
| Positioner | Side-Mount, with HART® | G0 |
* Cv at capacity for a given valve size provided at no charge.
| HART | No |
|---|---|
| SIL-Rated | No |
| 3A Sanitary | No |
| Wireless | No |
| Control Valve Type | Globe |