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Johnson Controls Unisab III, Operating Manual, Page: 34 / 56

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Johnson Controls Unisab III Operating Manual Download Page 34

1.2.5 Measured/calculated pressure levels/temp. - HPO/HPC

Measuring

Min.

Max.

Factory

Note

Suction pressure
(bar)

High shutdown
High alarm
Low alarm
Low shutdown

-

1.5

-1.0
-1.0

-

25.0
25.0
25.0

-

10.0

3.5
2.5

-

3+4+5
3+4+5
3+4+5

Discharge pressure
(bar)

High shutdown
High alarm
Low alarm
Low shutdown

4.0
3.0

-

-1.0

45.0
44.0

-

-1.0

35.0
33.0

-

-1.0

1+6
1+6

-

1+5

Oil pressure (bar)
Calculated value
SMC100/TSMC/HPC

High shutdown
High alarm
Low alarm
Low shutdown
Low-low shutdown

5.0
5.0
0.5
0.5
0.0

7.0
7.0
5.0
5.0
1.5

6.0
5.5
4.0
3.5
0.5

2+5+16

2+5

2+5+14
2+5+14
2+5+32

Diff. pressure across oil filter
(bar)
Calculated value
SMC100/TSMC/HPC

High shutdown
High alarm
Low alarm
Low shutdown

0.0
0.0

-
-

8.0
5.0

-
-

6.0
4.0

-
-

2+11a
2+11a

-
-

High diff. pressure
Pc - Pe (bar)
Calculated value

High shutdown
High alarm

-
-

-
-

26.0
25.2

1+15

-

Discharge temperature
(

°

C)

High shutdown
High alarm
Low alarm
Low shutdown

60.0
50.0

-65.0

-

170.0
170.0

-65.0

-

160.0
155.0

-65.0

-

1+6
1+6

-
-

Oil temperature
(

°

C)

High shutdown
High alarm
Low alarm
Low shutdown

40.0
30.0

0.0
0.0

105.0
105.0

70.0
70.0

80.0
75.0
20.0
15.0

2+24
2+24

2+7+24
2+7+24

Process out temperature
(

°

C)

High shutdown
High alarm
Low alarm
Low shutdown

-20
-20
-20
-20

100.0
100.0
100.0
100.0

75.0
70.0

4.0
2.0

1+6
1+6
1+6
1+6

Process in temperature
(

°

C)

High shutdown
High alarm
Low alarm
Low shutdown

-60
-60

-100
-100

100.0
100.0
100.0
100.0

60.0
50.0

4.0
2.0

1+6
1+6
1+6
1+6

Suction gas superheat
(

°

C)

Calculated value

High shutdown
High alarm
Low alarm
Low shutdown

6.0
5.0
0.0
0.0

120.0
120.0

40.0
40.0

110.0
100.0

4.0
2.0

2+7
2+7

2+10+13
2+10+13

Discharge gas superheat
(

°

C)

Calculated value

Low alarm
Low shutdown

5.0
0.0

40.0
40.0

10.0

0.0

2+7+10
2+7+10

Table 14: Measured and calculated pressure levels and temperatures - HPO/HPC

Measuring

Min.

Max.

Factory

Note

User input 1
(4-20 mA)

High shutdown
High alarm
Low alarm
Low shutdown

-999.9
-999.9
-999.9
-999.9

999.9
999.9
999.9
999.9

0.0
0.0
0.0
0.0

3+18
3+18
3+18
3+18

Table 15: 4-20 mA User input 1 signal

 Operating Unisab III control

32/48

Operating manual - Unisab III

005650-en 2013.10

Summary of Contents for Unisab III

Page 1: ...Op er at in g m an ua l Version 1 10 Unisab III Control en...

Page 2: ......

Page 3: ..._______________________________ Password ______________________________________ Software version ______________________________________ Operating manual Unisab III control Control system for refrigera...

Page 4: ...witch to prevent the compressor from starting up accidentally As the Unisab III box contains live parts it is very important to comply with the safety regulations on site Failure to do so may cause da...

Page 5: ...of the F4 RESET key and release the emergency stop Please note If Unisab III is set at Remote or Auto the compressor will restart automatically Technical data Power supply Nominal VAC Tolerance Hz 85...

Page 6: ...1 2 3 Measured and calculated pressure levels recips 30 1 2 4 Measured and calculated temperatures recips 31 1 2 5 Measured calculated pressure levels temp HPO HPC 32 1 2 6 Notes 33 1 2 7 Oil pressure...

Page 7: ...system further allows Unisab III to be connected to a PLC or PC central monitoring control and data logging system Unisab III can be linked to and communicate with former Sabroe control units such as...

Page 8: ...ditions as well as changing limiting values and set points is carried out via the display The display contains a number of different pictures The control panel is usually closed and locked with two s...

Page 9: ...the display The contrast is factory set but may be adjusted if required See subsec tion Contrast display in the Engineering manual Remote connection Compressor mode Compressor status Password security...

Page 10: ...a picture in order to point to a certain line or when changing a set ting to a higher value When changing a setting the value will accelerate when pressing the key continuously Moves down in a menu or...

Page 11: ...arrow keys The menu tree shows the structure and the number of pictures in the menu systems for Screw compressors Single stage reciprocating compressors Two stage reciprocating compressors In the men...

Page 12: ...cture Menu level 1 Menu level 2 Menu level 3 Menu level 4 Favourites Default User 1 User 2 User 3 User 4 User 5 User 6 Manage favourites Alarms Shutdown Table 1 Unisab III HMI menu tree Operating Unis...

Page 13: ...Discharge Values Pressure Bar Pressure Deg Temperature Superheat Pressure ratio Limits Control Limits Control Limits Control Limits Control SABflex SABCube Oil Values Pressure Filter pressure Pump Tem...

Page 14: ...only VSD Modbus only VSD Modbus only DA VSD Modbus only LS VSD Modbus only VSD Modbus only VSD Modbus only DA VSD Modbus only LS VSD Modbus only VSD Modbus only LS VSD Modbus only LS VSD Modbus only L...

Page 15: ...ol LP level control Control HP level control User Values User input 1 Limits Control Intermediate Values Pressure Bar Pressure Deg Temperature Two stage recip only Limits Limits Limits History Shutdow...

Page 16: ...are Software Analog inputs Analog outputs Digital inputs Digital outputs Software version Power on Zero cap pos screws only COP Proficom Rotatune piston rota rec only Sep velocity Screws only Misc fun...

Page 17: ...uration Drive VSD Compressor Block Plant Oil system Communication Dig in via Profibus Measuring External input Aux output R000 VSD Modbus only If Profibus Yes Aux limits if aux output Table 6 Unisab I...

Page 18: ...ut Digital output Setup Timers Timer list Timer setup Date Time Oil charging Motor fan P band factor Transfer Take over Recip Screw Recip Screw Screws only VSD only Recip only Recip only Session Passw...

Page 19: ...row keys When you have entered the four digits press and then F3 OK If the password is accepted you will return to the picture where you wanted to change a pa rameter and may change the parameter valu...

Page 20: ...r close a lower level when you continue to the next higher level Menu Auto Continue If this feature is set to No you will not automatically continue from a lower level menu into the next higher level...

Page 21: ...n When Unisab III is switched on for the first time the set language will be English en Contrast adjustment The display contrast can be adjusted with the F1 F2 keys to make the display lighter and the...

Page 22: ...ues with the and keys Press to go to Suction and once again to go to suction Values and again to get to the Suction Values picture In the next picture move the cursor down to Suction pressure with the...

Page 23: ...password is accepted you are now back in the Suction pressure limits picture and may change the Low shutdown limit with the and keys When you have set the limit value press to store the value in the m...

Page 24: ...to User 6 Each favourite picture may contain up to seven pa rameters The User 1 to User 6 favourites pictures are as the name indicates user definable In the Manage Favourites picture press F2 MANAGE...

Page 25: ...picture In this picture place the cursor on the user picture you want to insert the value into e g the User 1 favourite Press F3 CONFIRM to insert the actual setpoint into User 1 Press F3 OK to conti...

Page 26: ...In the Default or any User favourites picture if set up by the user you may set Manual Mode to Yes i e switch from remote or auto to manual operation You can always switch between Manual and Auto Remo...

Page 27: ...f For SAB 109 133 and 159 you will experience a time delay from pressing the stop key and until the compressor stops This is normal and the reason is that the controller closes the au tomatic stop val...

Page 28: ...ct Setup Configuration Factory Reset and change Fac tory Reset from No to Yes Now press and within a few seconds Unisab III will restart and display the Favourites De fault picture shown in Fig 1 The...

Page 29: ...bar SAB 157HR High shutdown High alarm Low alarm Low shutdown 4 0 3 0 1 0 53 3 52 8 1 0 52 0 50 0 1 0 1 6 1 6 1 5 Oil pressure bar Calculated value SAB Mk 1 compressors Low alarm Low shutdown 1 5 1 0...

Page 30: ...3 283 355 High shutdown High alarm 0 0 0 0 1 5 1 3 1 0 0 7 2 11a 2 11a Diff pressure across oil filter bar Calculated value SAB 120 151 and SAB 193 233 283 355 High shutdown High alarm 0 0 0 0 4 0 4 0...

Page 31: ...tdown 60 0 0 0 0 0 150 0 50 0 40 0 100 0 15 0 10 0 Process out temperature C High shutdown High alarm Low alarm Low shutdown 60 0 60 0 100 0 100 0 100 0 100 0 100 0 100 0 60 0 50 0 4 0 2 0 1 6 1 6 1 6...

Page 32: ...alarm Low shutdown 4 0 3 0 1 0 1 0 24 0 22 0 10 0 10 0 7 0 6 0 1 0 1 0 1 6 1 6 1 6 16 1 6 16 Oil pressure bar Calculated value SMC100 TSMC HPC High shutdown High alarm Low alarm Low shutdown Low low...

Page 33: ...1 6 1 6 1 6 Intermediate gas temperature C Two stage compressors only High shutdown High alarm Low alarm Low shutdown 50 0 50 0 20 0 20 0 155 0 120 0 50 0 50 0 100 0 95 0 4 0 2 0 2 7 2 7 2 7 2 7 Sucti...

Page 34: ...1 6 1 6 Oil temperature C High shutdown High alarm Low alarm Low shutdown 40 0 30 0 0 0 0 0 105 0 105 0 70 0 70 0 80 0 75 0 20 0 15 0 2 24 2 24 2 7 24 2 7 24 Process out temperature C High shutdown H...

Page 35: ...isables alarm shutdown monitoring Note 11a 300 sec delay regardless of when limits are exceeded Note 11b 600 sec delay regardless of when limits are exceeded Note 12 The compressor must have been abov...

Page 36: ...pressure falls below set point 1 the full flow pump will start When the pressure ex ceeds set point 2 for 60 seconds the full flow pump will stop Note 23 The set points are used for liquid slugging a...

Page 37: ...e the com pressor block is calculated as the Suction pressure abs multiplied with a parameter as a function of the compressor s fixed volume ratio Shutdown monitoring is delayed 25 seconds after compr...

Page 38: ...l separator Oil cooler Oil filter Oil cooler Compressor Oil separator 4 3 1 2 3 1 2 1a 1 2 Suction pressure Discharge pressure 1a 3 4 Internal suction pressure SABflex and SABCube Oil pressure before...

Page 39: ...hutdown 47 47 Oil pump error alarm shutdown 2 4 48 48 High motor temperature thermistor shutdown 49 49 PMS error shutdown 55 55 No starting permission alarm 56 56 High brine intermed gas temperature a...

Page 40: ...ror from VSD shutdown NA 90 High separator flow alarm NA 91 Network Connection to VSD Drive link error shutdown NA 91 Low main oil pressure alarm NA 92 Start up limiter error shutdown NA 92 Frick oil...

Page 41: ...AB 80 The shutdown is only activated at a discharge pressure level below 16 bar 5 Shutdown relay can be deactivated NA Not available Table 16 Shutdowns and alarms with identification numbers for screw...

Page 42: ...larm 56 56 High differential pressure Pc Pe alarm shutdown 3 57 57 High brine intermed gas temperature alarm shutdown 58 58 High oil pressure alarm shutdown 59 59 High intermed pressure alarm shutdown...

Page 43: ...larm during operation 3 HPO HPC only 4 The shutdown Low oil pump pressure during operation applies to SAB 80 The shutdown is only activated at a discharge pressure level below 16 bar 5 Shutdown relay...

Page 44: ...re overload 300 Sec No 20 Current overload 300 Sec No 21 Motor start 45 5 120 Sec Yes 22 PMS feedback 60 10 3600 Sec Yes 23 F F Pump start 10 5 30 Sec Yes 24 Oil pump start 10 5 30 Sec Yes 25 Oil rect...

Page 45: ...2 For compressors configured with Rotatune Yes the timer can be set down to 60 sec onds Timer 7 1 For SAB 202 SAB Mk3 and VMY Mk3 2 For SAB 163 Mk1 3 For SV 10 20 FV 10 20 SAB 110 SR LR SAB 128 HR an...

Page 46: ...V 10 20 and FV 10 20 2 For SAB 163 Mk1 Timer 13 1 For SAB 202 SAB Mk2 SAB Mk3 VMY SAB 80 SAB 283 Mk1 SAB 355 Mk1 SV 10 20 and FV 10 20 2 For SAB 163 Mk1 3 SAB 120 151 and SAB 193 355 4 SABCube same de...

Page 47: ...load 300 Sec No 21 Motor start 15 5 120 Sec Yes 22 PMS feedback 60 10 3600 Sec Yes 23 Oil cooling on 60 60 1500 Sec Yes 24 Oil return 600 0 1200 Sec Yes 25 Oil rectifier start 900 0 3600 Sec Yes 26 Oi...

Page 48: ...tune No the timer can be set down to 600 sec onds 2 For compressors configured with Rotatune Yes the timer can be set down to 60 sec onds Timer 17 1 For discharge superheat 2 For suction superheat Ope...

Page 49: ...read 1373 343 Oil level switch SAB 120 355 Procap BSP105 NPN output 1553 422 Battery 1555 079 Notes 1 Not used for HPO HPC compressors 2 Only used for HPO HPC compressors and SAB 157 HR Position trans...

Page 50: ...534C1478H02 534C1478H02 534C1478H02 534C1478H02 1 Short stroke without well Short stroke linear transmitter assembly with well 534C1478H01 2 Long stroke without well Long stroke linear transmitter ass...

Page 51: ...Settings for Unisab III Enduser Init Date Plant type Customer Gateway no IP no Compressor type Local compr no Netmask no Order no 1 5...

Page 52: ...10 8 1 13 11 12 No No 13 1 No 1 14 2 1 2 15 3 3 16 4 4 17 5 1 5 18 6 Function Chiller Refrigerant Drive Cap Limit System Start Forced speed High Limit Motor rpm max Setting By pass start HP on two st...

Page 53: ...e S S S R R The availability of the framed areas depends on the value selected in Control on The availability of the areas in this colour depends on the configuration The areas in this colour are neve...

Page 54: ...ad Rect start VI pause Lubricating press Low suction press Oil pump low alarm Oil pump low shutdown Backspin delay Oil press low low Fan delay Low oil Cir alarm Capacity negative Low oil flow High int...

Page 55: ...Trend Function Function Setup Session E mail Setting Alarm Max pr hour Setting Alarm Port Shutdown Remote mon E mail user Attach CSV file Rem Monitor Function Port No 1 2 3 4 5 6 7 8 9 10 11 12 13 14...

Page 56: ...ilt Diff Ext Start Norm Stop Ext Start Inst Stop Regulator SP1 SP2 Alarm Oil P FB Intm Oil Oil P2 FB HP Oil Emergency stop 10 C 10 10 11 Bar 11 11 12 C R 12 12 13 C 13 13 14 14 14 15 15 16 Rpm 16 17 A...

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