7.2
Slave telegram
With correctly received master telegram, the following reply telegram is sent by
KS 50-1
TCont
:
...4
5
6
...
17
17+18
...
Identification
Message
Checksum
Byte 5:
Identification:
41h
(‚A‘) and
72h
(‚r‘) are supported.
Byte 6-9:
Process value (=
In.1
) in 0,1
°
C
(3 digits before, 1 digit behind the decimal point);
Negative temperatures up to –99
°
C are possible (1
st
byte = 2Dh)
Range: -99,9 ... 999,9
°
C
Examples:
12,3
°
C
→
30h 31h 32h 33h
-5,6
°
C
→
2Dh 30h 35h 36h
Byte 10-13:
Duty cycle in % (=
Ypid
) ;
negative polarity sign for cooling (1
st
byte = 2Dh)
Range: -100 ... 100 %
Examples:
12 %
→
30h 30h 31h 32h
-34 %
→
2Dh 30h 33h 34h
Byte 14:
Status bit feedback
Bit 0
:
controller mode
1: local 0: remote
Bit 1:
sensor mode
1: internal; (selection via
SEns
)
Bit 2
:
inadmissible
set-point
1: fault
Bit 3:
(fixed)
0
Bit 4
:
1: common alarm occurred
(see status alarms1)
Bit 5, 6, 7: (fixed)
1, 1, 0
Byte 15:
Status alarms 1
Bit 0
:
sensor break
1: sensor break detected (
FbF.1
)
Bit 1
:
heating defective
1: HCA error (
HCA
or
Loop
)
Bit 2:
cooling defective
0, not supported.
Bit 3:
level alarm
0, (optionally adjustable
via
LEvL
)
Bit 4:
flow alarm
0, (optionally adjustable via
Flo
)
Bit 5:
temperature >
safety limit
1: yes (optional
Stb
or
Lim.1
)
Bit 6, 7: (fixed)
1, 0
Protocol for tempering equipment
Operating note KS 50-1
TCont
17
Slave telegram
