Alfa Laval ThinkTop Digital 8, Instruction Manual

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The information contained herein is correct at the time of issue but may be subject to change without prior notice.
5
Table of contents
1. Safety .................................................................................................... 6
1.1 Important information ....................................................................... 6
1.2 Warning signs .................................................................................. 6
1.3 Safety precautions ........................................................................... 6
2. General information................................................................................7
2.1 Digital in general .............................................................................. 7
3. Technical specifications ...................................................................... 8
3.1
Think
Top ® , PLC 8-30 VDC interface ............................................... 8
4. Installation .......................................................................................... 12
4.1 Installation on air actuators ............................................................ 12
4.2 Installation on Series 700 valves .................................................... 15
4.3 Air connections .............................................................................. 16
4.4 Electrical connection, internal ........................................................ 17
4.5 Example of connecting power supplies ......................................... 17
5. Setup diagram .................................................................................... 18
5.1
Think
Top ® setup utilising IR keypad .............................................. 18
5.2
Think
Top
®
setup utilising local ‘I’ and ‘II’ keys ............................... 20
6. Fault finding ....................................................................................... 22
6.1 Fault finding and LEDs .................................................................. 22
7. Maintenance ....................................................................................... 24
7.1 Dismantling of Think Top
®
.............................................................. 24
7.2 Assembly of
Think
Top ® ................................................................. 26
7.3 Dismantling and assembly of Series 700 Valves ............................ 28
8. Parts list .............................................................................................. 30
8.1 Think Top
®
Digital 8-30 VDC PNP/NPN ......................................... 30
8.2
Think
Top ® Series 700 valves ......................................................... 32