Mitsubishi Electric MELSEC-QS Series Safety Application Manual page 84

5
SAFETY APPLICATION CONFIGURATION EXAMPLE (USING A
SINGLE SAFETY PROGRAMMABLE CONTROLLER)
Internal device
Timer device
T0
Times out after a lapse of the time specified at K
Word device
Used as restart status in this program.
D0 (1) D0 = 0: Initial status or start processing completed
(2) D0 = 1 (D0.0: on): Reset switch activated
(3) D0 = 2 (D0.1: on): Restart processing completed (Reset switch released after activated in (2))
Word device
Used as start status in this program.
D1 (1) D1 = 0: Initial status or safety not confirmed
(2) D1 = 1 (D1.0: on): Start switch activated
(3) D1 = 2 (D1.1: on): Start processing completed (Start switch released after activated in (2))
5
5.6 Case Examples
- 35
5.6.3 Entering detection and existence detection circuit 1
(b) Way of using the internal devices
Table 5.19 Way of using the internal devices
(c) Way of using word device bit specification
D . indicates the
Example) D0.0 = 0 bits in D0
F
0 0 0 0 0 0
Figure 5.28 Word device bit specification
Description
.
th bit data of word device D
0
0 0 0 0 0 0 0 0 0 1
.