Toshiba GR200 Series Instruction Manual page 195

Auxiliary Replica
contacts of CB function
CH1
N/O
N/C
(+) (–)
CH2
N/O
N/C
(+) (–)
CH24
N/O
N/C
(+) (–)
Figure 2.8-1 CB supervision logics in CH1 to CH24
CB_FAIL_CH1
CB_FAIL_CH2
CB_FAIL_CH3
CB_FAIL_CH24
Figure 2.8-2 All conditions transferred for Automatic supervision
DS contact supervision
(iii)
Set On for the scheme switch [DS-SV] when the contact supervision is required. Enter a
timer for the setting [TDSSV]; the timer should be set between 0 to 100 seconds. Figure 2.8-3
and Figure 2.8-4 illustrates their logics and signals transferred to Automatic supervision
function.
CH1
BI
CB_NO_CONT_CH1
BI
CB_NC_CONT_CH1
CH2
BI
CB_NO_CONT_CH2
BI
CB_NC_CONT_CH2
CH24
BI
CB_NO_CONT_CH24
BI
CB_NC_CONT_CH24
8F04241B6F
≥1
- 181 -
Contact supervision function
CB-SV On
&
=1
1
&
=1
1
&
=1
1
To Automatic supervision
CB_FAIL
6F2S1931 (0.20)
8F04001B6F
TCBSV
t 0
CB_FAIL_CH1
0-100s
8F04011B6F
TCBSV
t 0
CB_FAIL_CH2
0-100s
8F04231B6F
TCBSV
t 0
CB_FAIL_CH24
0-100s
Centralized GRB200
(Soft: 030, 031, 032, 033, 034)