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Description
Type
Source
Header
Data Block
ENABLE/DISABLE MANUAL HOLD
Reply
Controller
141
lbyte
Data block contains"
1"
if successful, "0" if not (eg, ch
Description
Type
Source
Header
Data Block
GET SUGGESTED DCS
Command
master
142
9 bytes
Obtains the recommended digital channel selections for a given temperature/RH
setpoint pair. Data block is arranged as follows. (The same rules about spaces &
zeroes apply to these fields as with command 138.
- 6 bytes: temperature in °C, eg 2-150.0"
- 3 bytes: Relative Humidity in %, eg "100".
Description
Type
Source
Header
Data Block
GET SUGGESTED DCs
Reply
Controller
142
8 bytes
8 data bytes contain the recommended digital channel selections for a given
temperature/RH setpoint pair, eg "01001100". If there is not an entry in the
Controller's intelligence table the string "NNNNNNNN" is returned. (The same
rules about spaces & zeroes apply to these fields as with command 138)
7.4. Cable connections
Format 550 communications require a cable of the following connections to be fitted
between the cabinet and the communicating PC.
Computer RS232
9 pin D type
9
3
2
6
5
4
8 link to 7
71inkto8
1
Computer RS232
25 pin D type
22
2
3
6
1&7
20
51inkto4
41inkto5
8
Format 550 socket
25 pin D type
8
3
2
20
7
6
4
5
22
(CDR)
(RXR)
(TXR)
(DTR)
(GRD)
(DSR)
(RTS)
(CTS)
(RI)
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