6
Failure:
Termination of the ability of an item to perform a required function
Note 1: After failure the item has a fault
Note 2: "Failure" is an event, as distinguished from"fault", which is a state.
Note 3: This concept, as dened, does not apply to items consisting of software only.
Note 4: In practice,the term fault and failure are often used synonymously
Self-checking:
The device switches automatically into the "safe state" when it is faulty
.
Standard Mounting Range:
Maximum distance between transmitter and receiver is 5 m, if exceed
the distance may lead to hazardous motion. For longer range please get
in contact with us.
Overrun Distance:
The distance covered during the overrun (e.g. by the ram of a press).
Start Interlock:
After initial operation or after a power supply interruption a renewed
"enabling" is blocked by the start interlock.The renewed release of the
switching unit is only possible by closing and opening of the start entry.
Box Bending Mode:
The E3 is muted during during bending process.
2.2 Usage
SLA-3 is the safety device specially applied to bending machine for
operator's protection which adpoted class 1 laser, A three-dimension
laser protective eld between the emitter and receiver to form the
guarding area underneath the clamped upper tool, any intervention into
the area shuts down the closing movement of the press.
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