Installation and operating instructions for
Rail Clamp DR 085/088 FHM
spring activated
– hydraulically released
E 09.797e
Issue: 14.09.2022
Version: 2
Drawn: BAHS
Checked: OHLM
Pages: 39
Page: 37
Fig. 5.11
5.8 Flow limiter (optional)
Information!
The limiter 1L is available only in the case of rail clamp with built-in
hydraulic power unit.
Adjustment range 0 to 15 sec..
This limiter, which can be adjusted using a knob, is used to slow down the closingtime of the rail
clamp.
Procedure:
- Supply the brake with a minimum pressure of 120 bar to open it.
- Tighten or loosen the limiter knob to the desired closing time.
- Cut off the pressure and check the closing time.
- Adjust the knob if necessary.
Attention!
NEVER CLOSE THE LIMITER FULLY.
There are two different hydraulic units that can be mounted on the rail brake as an option. The
following two pictures show the position of the flow limiter.