Johnson Controls SABROE Unisab III Control - 5. Service; 5.1. Maintenance

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 - Intermediate
pressure (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
temperature
(SAB 120-355
only)
Intermediate
temperature
(TSMC/TCMO on-
ly)
- -
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 po-
sition/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
- -
An-
alo-
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 out-
put to VSD
Frequency out-
put to VSD
- -
Table 34: Numbering of analogue inputs and outputs
History
Engineering manual - Unisab III 1.10
001930 en 2014.09
145/319