Technical Data

Contact Accudata

Accudata Limited
Aspect House
48 The Spinney
Ripley
Derbyshire
DE5 3HW

Tel: 01773 513222
Fax: 0872 115 7030
Email: info@accudata.co.uk

Next day Delivery

Accudata provides next day delivery to site. Seismographs and sound level meters are delivered to site by courier to ensure the fastest possible turn around time.

Calibration

Calibrated equipment
All seismographs and sound level meters are calibrated to traceable British Standards. A calibration certificate is included with every instrument.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 


Accudata Ltd : SuperGraph Seismograph :: Back to Seismograph Page


SuperGraph

The Nomis SuperGraph is a data-logging seismograph with an integral high speed printer.
The instrument is packed with new features to make monitoring easier than ever. From the tactile keyboard, to the simple menu driven interface, providing the latest in seismograph technology.

Click on any image to view large picture

Features

  • Very easy to set-up & use
  • Tactile keyboard
  • Large LCD, back-lit for use in poor light
  • Step-by-step display instructions
  • Super-fast printer
  • Software and download cable included
  • 20-30 days battery life
  • Memory storage capacity for over 100 events
  • View waveform & text immediately after each blast
  • Small size makes set-up and transportation easy


Nomis SuperGraph - Technical Specification

Vibration
Range 0-254 mm/s - Standard
Resolution 0.127 mm/s
Accuracy +/- 3%
Transducer Density < 150 lbs/ft3
Frequency Response 2–400 Hz (1 Hz optional)
Two tri-axial geophones option

Air Over-pressure
Linear Peak dB(L)
Linear Range 90-148 dB
Linear Resolution .0025 milli-bars
Linear Accuracy +/- 0.1 dB at 30 Hz & 127 dB
Linear Frequency Response 2–400 Hz

Trigger (Impulse) Mode

SuperGraph Trigger mode (a blast)


Records Waveforms in three axes
Trigger Range 0.127-254 mm/s, no trigger, manual (0.06-63 mm/s Optional)
Optional air over-pressure trigger - range 90-148 dB(L)
Sample Rates 1024 Hz, 2048 Hz or 4096 Hz
Record Time 1-80 seconds
Cycle Time; No wait-time between events
Storage Capacity 300 two second events standard @ 1024 samples/s

Bar Graph (Continuous) Mode

SuperGraph Bargraph mode (piling)


Records data continuously in the form of a Bar Graph
Optional combination mode (Records waveform & bar graph at the same time)
Bar Recording Interval 1, 10, 20, 30, 40, 50, 60 seconds
Summary Interval 5, 15, 30 minutes, 1, 2, 4, 8, 24 hours
Summary Data Peak R,T,V + air over-pressure & frequencies for each
Choice of vector sum and displacement

Physical Specifications

Supergraphics Screenshot

Dimensions 267 x 356 x 168 mm
Weight 7 kg
Battery 6 Volt, gel type rechargeable, > 30 days duration
Display – LCD 8 lines x 21 characters with backlight
Printer Fast, High resolution thermal, line printer (not on the Mini-SuperGraph)
PC Interface RS-232 & additional 15 pin auxiliary connector
Auxiliary Inputs and Outputs External trigger & remote alarm
Operating Temperature -8 to 70 C
Remote Communications Full function RS-232 Port, compatible with telephone, GSM, Satellite, RF

Ordering Information

Order Code Description  
SuperGraph SuperGraph Seismograph with Integral Printer and Keypad  
Mini Supergraph Mini Supergraph Seismograph


Additional Information

SuperGraph Seismograph Data Sheet (PDF)

SuperGraph Quick Guide - Blast Monitoring Mode

SuperGraph Quick Guide - Civil Engineering, Piling, etc.