Diffstak 160/700M

The compact water-cooled Diffstak pumps with an integral cooled baffle offer exceptionally clean pumping with very low backstreaming, reduced outgassing, and a reduction in the number of elastomer seals required for installation.

The Edwards Diffstak 160 (ISO160 inlet) design has been proven over many years with thousands of pumps installed.

This pump has a manually operated high vacuum isolation valve and is supplied with: NW25 elbow, NW25 centering-ring, NW25 clamp, water pipe couplings and ferrules, inlet ISO 160 Co-Seal.

Dane techniczne
Pumping speed  
   nitrogen 700 l s-1
   hydrogen 1300 l s-1
Min backing pump displacement* 12 m3h-1
Recommended backing pump RV12 or E2M18
Recommended fluid Santovac® 5
Fluid charge (dry) 255 ml
Inlet connection compatible with ISO160
Backing connection NW25
Cooling water connection 10 mm compression fittings
Heater power 1.35 kW
Min cooling-water flow at 20°C 115 l h-1
Pneumatic connections 6mm coupling x ¼ BSP male stud
Pneumatic actuating pressure  
   Minimum 2.4bar / 35psi
   Maximum 6.9bar / 100psi
   160/700M 26kg
   160/300P 27kg

* For maximum throughput
160/700P only