Siemens 3G-OTH-67679 — Technical Specifications
The Siemens Pneumatic Actuator: Rotary (SKU 878FF7, MPN 331-4821) is a linear actuator with a pivot connection, designed for fire and smoke applications. It features an 8 psi to 13 psi spring range, extended shaft mounting, and a 2 3/4 in stroke. No positioner is included.
Technical Specifications
| Parameter | Value |
|---|---|
| Type | Extended Shaft Mounting |
| Brand | SIEMENS |
| Stroke | 2 3/4 in |
| Spring Range | 8 psi to 13 psi |
| Actuator Connection | Pivot |
| Positioner Included | No |
| Manufacturer Part Number | 331-4821 |
| For Fire/Smoke Applications | Yes |