Johnson Controls SABROE Unisab III Control, Engineering Manual

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Engineering manual - UniSAB III 1.10.8
001930 en 2021.06
161/346
History
I/O
type
No.
Sensor input
Screw
compressors
Reciprocating
compressors
SABCube Chiller
Pressures
Analogue
input
1 -1/+9 bar /
-1/+25 bar 1)
Suction pressure Suction pressure Suction pressure
-
2 -1/+25 bar /
-1/+59 bar 1)
Discharge press. Discharge press. Discharge press.
-
3
-1/+25 bar /
-1/+59 bar 1)
Oil pressure Oil pressure Oil pressure
-
4 -1/+25 bar /
-1/+59 bar 1)
Oil pressure be-
fore filter Oil pressure be-
fore filter (SMC/
TSMC/HPC only) Internal press.
-
5 4-20 mA COP flow COP flow COP flow
-
6 -1/+25 bar
-1/+59 bar 1)
Oil pressure 2
(H screw only)
Intermediate pres-
sure (TSMC/
TCMO only)
- -
Temperatures
1 -100/+200°C Suction temp. Suction temp. Suction temp.
-
2 -100/+200°C Discharge temp. Discharge temp. Discharge temp.
-
3 -100/+200°C Oil temperature Oil temperature Oil temperature
-
4 -100/+200°C Oil separator tem-
perature (SAB
120-355 only) Intermediate tem-
perature (TSMC/
TCMO only)
- -
5 -100/+200°C
- - -
Process
temp. in
6 -100/+200°C
- - -
Process
temp. out
Current inputs
1 4-20 mA Capacity slide
position Frequency signal
- -
2 4-20 mA Volume slide posi-
tion/outdoor temp.
Outdoor temp.
(Climate comp.) Outdoor temp.
(Climate comp.)
-
3 4-20 mA
- - -
HP/LP level
4 4-20 mA External set point External set point External set point
-
5
4-20 mA Motor power Motor power
- -
6 4-20 mA Motor current Motor current
- -
Current
1 0-1 Amp AC Motor current trafo Motor current trafo
- -
Ana-
lo-
gue
out-
put Current outputs
1 4-20 mA Yield/HLI
expansion valve Yield Yield
-
2 4-20 mA
- - -
HP/LP/DX level
expansion valve
3 4-20 mA Frequency output
to VSD Frequency output
to VSD
- -
Table 35: Numbering of analogue inputs and outputs
Note 1. The high-pressure range is for HPC/HPO reciprocating compressors and H screw only.