Type 2100
6
INSTALLATION
6.1
Safety instructions installation
DANGER!
Risk of injury from high pressure and discharge of medium.
▶ Before working on the device or system, switch off the pres-
sure. Vent or drain lines.
WARNING!
Risk of injury due to improper installation.
▶ Only trained technicians may perform installations.
▶ Perform installations with suitable tools only.
WARNING!
Risk of injury due to unintentional activation of the system and
uncontrolled restart.
▶ Secure plant to prevent unintentional activation..
▶ Ensure that the plant starts up in a controlled manner only.
DANGER!
For control function I: Danger due to the control pressure fail-
ing.
If the control pressure fails, the valve remains in an undefined
position.
▶ For a controlled restart, pressurize the device with control
pressure and then connect the medium.
Installation
WARNING!
Risk of injury due to moving parts.
▶ Do not reach into openings in the device.
▶ Operate 3-position actuator with transparent cap only.
CAUTION!
Risk of injury from heavy device.
During transportation or installation work, a heavy device may
fall down and cause injuries.
▶ Transport, install and remove heavy device with the aid of a
second person only.
▶ Use suitable tools.
WARNING!
Valve seat leaking when control pressure is too low or me-
dium pressure is too high.
If control pressure is too low for control function B and control
function I or medium pressure is too high, the valve seat may
leak.
▶ Observe values for minimum control pressure and maximum
medium pressure.
english
13