Grant R Series User Manual

R Series 30934 V2
Operating Manual Page 2
www.grantinstruments.com
Contents
Contents 2
1.0 Use of products 3
2.0 How to use this operating manual 3
3.0 Safety information 3
3.1 Safety compliance 3
3.2 Safety symbols 3
3.3 Safety warnings 4
4.0 Operating instructions 5
4.1 Unpacking instructions 5
4.2 Fitting the controller to the R unit 5
4.3 Recommended liquids 5
4.4 Installation 7
4.5 Electrical supply 7
5.0 Operating procedures 8
5.1 Operation 8
5.1.1 Liquid level 8
5.1.2 Operation above 60°C 8
5.1.3 Using the control unit pump 8
5.1.4 Emptying the R unit 9
5.1.5 Setting up and switching on 9
5.2 Using the R unit 10
5.2.1 Product description, refrigeration unit front panel (grille removed) 10
5.2.2 Refrigeration, rear panels 11
5.2.3 Using the Optima heating circulator 11
5.3 Examples of use 12
5.3.1 Example 1 – Control at 10˚C using a T100 Optima unit & R2 unit 12
5.3.2 Example 2 – Control at -25˚C using a TXF200 Optima unit & R3 unit. 12
6.0 Technical specifications 14
6.1 Operating conditions 14
6.2 Electrical details 14
6.3 Specification 14
7.0 Technical Tips 15
7.1 Which water should you use in your R unit tank? 15
7.2 How to prevent rust in R unit tanks 15
7.3 How to prevent algae and bacteria? 16
8.0 Warranty information 16
9.0 Maintenance and service 16
9.1 Cleaning 16
9.2 Fuses 16
9.4 Routine safety tests 17
9.5 Service 17
10.0 Optional accessories 18
10.1 Alternative pump 18
11.0 Troubleshooting 18
12.0 Contact Grant Instruments 19
13.0 Compliance 19
Notes 20

Grant R Series Specifications

General

Temperature Stability	±0.01°C
Power Supply	230V, 50/60Hz
Temperature Range	-25°C to 200°C
Display	Digital
Communication Interface	RS232