Safety decision logics, 3 safety decision logics – K-Patents DD-01 User Manual

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Figure 7.23

The alarm system.

7.3. SAFETY DECISION LOGICS

The logical description of the Safety Decision Logics in Figure 7.10 is given by the following tables:

- Table 7.30 One - of - two

- Table 7.31 A master, B slave

- Table 7.32 Two - of - two

Note. NOT OPERATING includes the wash cycle.

See also Section 5.7.

A

<58

OPERATING

NOT OP

>58

OPERATING

NOT OP

B

<58 OPERATING

NOT OP

Unsafe

Unsafe

Unsafe

Unsafe

Unsafe

Safe

Unsafe

Unsafe

>58

OPERATING

NOT OP

Unsafe
Unsafe

Safe

Unsafe

Safe

Safe

Safe

Unsafe

Table 7.30

One-of-two decision rule

INSTRUCTION MANUAL FOR DD-01

DOCUMENT/REVISION: IMD 1/5

Effective: June 20, 2005

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