Safety Positions; Disassembly; 13.1. Safety Instructions - Burkert 8690 Manuel D'utilisation

12. safETy pOsiTiOns
safety positions after failure of the electric or pneumatic aux-
iliary energy:
Operating mode designation
Single-acting
control
up
function A
down
Single-acting
control
up
function B
down
Double-acting
control
up
function I
down
Tab. 10: Safety positions
30
safety positions after failure
of the auxiliary energy
electrical pneumatic
down down
up up
down not defined
english
Type 8690 Ex

Safety Positions

13.

DisassEMBly

13.1. safety instructions
DangEr!
risk of injury from high pressure!
• Before dismounting lines and valves, turn off the pressure and
vent the lines.
risk of electric shock!
• Before reaching into the device or the equipment, switch off the
power supply and secure to prevent reactivation!
• Observe applicable accident prevention and safety regulations
for electrical equipment!
Warning!
risk of injury from improper disassembly!
• Disassembly may be carried out by authorized technicians only
and with the appropriate tools!
risk of injury from unintentional activation of the system and
an uncontrolled restart!
• Secure system from unintentional activation.
• Following disassembly, ensure a controlled restart.