Specifications

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17.2 TTL Communication：SV output and RATE function
z Open RATE function (use for slave controller)
Display AL3 ：SET2.1=1
Display ALD3：SET4.1=1
Display RATE(AL3 will be replaced)
：SET0.2=1
Set ALD3 to 0. (In Level 3)
Slave SV = (
RATE÷9999)×master SV
z Example：
SD
SG
PFY900
Master
RD
SG
FY900
Slave 1
RD
SG
FY900
Slave 2
SV OUT (SET0.1=1)
IDNO=0 (SET5.4=1)
BAUD=2400(SET5.4=1)
IDNO=1 (SET5.4=1)
BAUD=2400
(SET5.4=1)
open RATE function
IDNO=1 (SET5.4=1)
BAUD=2400
(SET5.4=1)
open RATE function
Connection Diagram
Time Chart
Time
1 hour
1000
SV_1=1000
TM_1=01:00
OUT_1=100%
Time
1 hour
900
RATE = 9000
SV=900
Time
1 hour
800
RATE =8000
SV=800
( Three controllers reach to the max value at the same time )
SV
SV SV
Master Slave 1 Slave 2