Guralp Systems CMG-5TD - Manual (Page 2)

CMG-5TD Digital Accelerometer Contents
Table of Contents
1 Preliminary Notes............................................................................................................. 4
1.1 Proprietary Notice......................................................................................................4
1.2 Warnings, Cautions and Notes..................................................................................4
1.3 Manuals and Software...............................................................................................4
1.4 Conventions................................................................................................................4
2 Introduction....................................................................................................................... 5
3 Quick start......................................................................................................................... 6
3.1 Unpacking and packing.............................................................................................6
3.2 Initial check-out.........................................................................................................7
4 Setting the gain................................................................................................................ 10
4.1 Disassembly..............................................................................................................10
4.2 Jumper configuration for low gain operation..........................................................11
4.3 Jumper configuration for high gain operation.........................................................12
4.4 Reassembly............................................................................................................... 12
5 Operation......................................................................................................................... 13
5.1 Installation overview................................................................................................13
5.2 Installation method..................................................................................................13
5.3 Installation in hazardous environments..................................................................14
5.4 Orientation............................................................................................................... 14
5.5 Levelling................................................................................................................... 14
5.6 Power supply considerations...................................................................................14
5.7 Connections..............................................................................................................14
5.8 Offset adjustment..................................................................................................... 15
5.9 Configuration and control using Scream.................................................................16
5.9.1 System ID..........................................................................................................17
5.9.2 Output control...................................................................................................17
5.9.3 Triggering.......................................................................................................... 20
5.9.4 Baud rates..........................................................................................................23
5.9.5 Data flow........................................................................................................... 23
5.9.6 Buffer Memory Usage.......................................................................................28
6 Calibration...................................................................................................................... 29
6.1 The calibration pack................................................................................................29
6.1.1 Poles and zeroes................................................................................................29
6.1.2 Frequency response curves...............................................................................30
MAN-050-0005 Issue D - April 2013