Contents
Introduction 4
About this manual
4
Description and functions
4
Construction 6
Accessories 7
System overview
8
Power considerations
9
Use with a data logger
11
Delta-T data logger connections
18
Use with a PC or serial device
19
Accuracy and errors
20
Technical reference
21
Specifications 21
SPN1 spectral response
23
SPN1 cosine response
24
Routine maintenance
25
Calibration procedure and traceability
27
Warranty and service
29
Terms and conditions of sale
29
Service and spares
30
Technical support
30
Problems 31
Troubleshooting 31
Appendix A: Design and test summary
32
Introduction 32
Design objectives
32
How the design evolved
32
Calculation of outputs
33
Test results
34
Appendix B: RS232 commands
37
Operating modes and serial commands
37
Glossary 41
SPN1 User Manual v1.0
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