| Type | 687 | Diaphragm valve, pneumatically operated, plastic actuator, stainless steel distance piece |
| DN | 65 | DN 65 |
| Body configuration | D | 2/2-way body |
| Connection type | 60 | Spigot ISO 1127 / EN 10357 series C / DIN 11866 series B |
| Valve body material | 40 | 1.4435 (F316L), forged body |
| Diaphragm material | 13 | EPDM |
| Control function | 1 | Normally closed (NC) |
| Actuator version | 4/N | Operator size 4/N |
| Type of design | 1507 | Ra ? 0.6 µm (25 µin.) for media wetted surfaces, mechanically polished internal |
| Surface | 1507 | Ra ? 0.6 µm (25 µin.) for media wetted surfaces, mechanically polished internal |
| Diaphragm size | 80 | Diaphragm size 80 |
