PRE CHARGED SET C/W 0-25 & 0-250 BAR GAUGE
The precharge tester and pressurizer are used for the charging of bladder, piston and membrane accumulators with nitrogen, and for testing or changing the pre-charge pressure.
The instrument is suitable for OLAER Fawcett Christie accumulators with 5/8“ and 7/8“ stem valves, Schrader valves or screw plugs. It is screwed onto the gas valve of the accumulator and connected with the charging hose to a standard nitrogen cylinder . If only the pre-charge pressure needs to be checked, the connection of the charging hose is not necessary.
Each unit comprises of:
-Tester and pressurizer with manometer, return valve on the charging hose connection, built-in release valve, valve spindle for opening the gas valve or screwplug.
- Charging hose, length 2,5 m
- Connections for the accumulator:
> 7/8” - 14 UNF
> 5/8” - 18 UNF
> 0.302” - 32 UNF
> M28 x 1.5
> 1/4” BSP
- Plastic protective case
Maximum permitted operating pressure: depending on manometer, max. 400 bar! Tighten Allen screw on membrane accumulator with 20 Nm torque
