Guralp Systems CMG-3ESPCD - Manual (Page 97)

CMG-3ESPCD Digital Broadband Seismometer Appendix C - Digitiser specifications
Absolute accuracy 0.5% standard (0.1%
optional)
Type 5th-order, single-bit lowpass
noise shaper
Analogue transducer
outputs
3-C signals
Clock Oscillator 8×10 –7 standard (5×10 –8
oven-controlled optional)
External receiver
interface
GPS RS232 and PPS
External receiver
synchronisation <50 µs
Power Supply +10 – +36 V DC
Current at 12 V DC ~0.12 A
MAN-C3E-0002 97 Issue B - November 2013