Johnson Controls Unisab III User Manual

No. Value Factory Low High Unit
Adjust-
able
46 Oil return evaporator 5 2 60 Sec. Yes
47 Oil return delay 600 0 1200 Sec. Yes
48 Pump down 10 0 600 Sec. Yes
49 PMS delay 0 0 900 Sec. Yes
50 Critical low oil circuit 25 - - Sec. No
51 Start rpm limiter 300 60 3600 Sec. Yes
52 High internal pressure 25 - - Sec. No
53 Fan delay 60 0 1200 Sec. Yes
54 Oil pump low alarm 30 0 600 Sec. Yes
55 Oil pump low shutdown 120 0 900 Sec. Yes
56 Backspin delay 1 0 10 Sec. Yes
Table 18: Timer values - screw compressors
Notes - screw compressors
Timer 1
1. For
compressors configured with Rotatune=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 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 and SAB 163 HR.
4. For SAB 283 Mk1, SAB 355 Mk1, GSV, RWF and SAB 330 B. (“B” is short for Booster,
which can be selected in the Config. menu).
5. For SAB 330 HP. (HP means Booster = No).
6. For SAB 120→151 and SAB 193→355 prelubrication is not used.
Timer 8
1. For SAB 202, SAB Mk3 and VMY Mk3.
2. For SAB 163 Mk1.
3. For SV 10/20 and FV 10/20
4. For SAB 283, SAB 355, GSV, RWF and SAB 330 B. (“B” is short for Booster, which can
be selected in the Config. menu).
5. For SAB 330 HP. (HP means Booster = No).
6. For SAB 120→151 and SAB 193→355 prelubrication is not used.
Operating Unisab III control
Operating manual - Unisab III
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Johnson Controls Unisab III Specifications

General

Brand	Johnson Controls
Model	Unisab III
Category	Control Systems
Language	English