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General Blastmate III Specifications

Channels: Microphone and Triaxial Geophone or 4 independent user-confi gurable channels (two Microphones and two Triaxial Geophones or 8 independent channels with optional 8-channel upgrade)


Blastmate III specifications
Blastmate III


Vibration Monitoring (with Standard Triaxial Geophone):

Range: Up to 254 mm/s (10 in/s)

Resolution: 0.127 mm/s (0.005 in/s) or 0.0159 mm/s (0.000625 in/s) with built-in preamp

Accuracy (ISEE / DIN): +/- 5% or 0.5 mm/s (0.02 in/s), whichever is larger, between 4 and 125 Hz / DIN 45669-1 standard

Transducer Density: 2.13 g/cc (133 lbs/ft3)

Frequency Range (ISEE / DIN): 2 to 250 Hz, within zero to -3 dB of an ideal fl at response / 1 to 315 Hz

Maximum Cable Length (ISEE / DIN): 75 m (250 ft) / 1,000 m (3,280 ft)

Air Overpressure Monitoring:

Weighting Scales: Linear

Linear Range: 88 to 148 dB (500 Pa (0.072 PSI) Peak)

Linear Resolution: 0.25 Pa (0.0000363 PSI)

Linear Accuracy: +/- 10% or +/- 1 dB, whichever is larger, between 4 and 125 Hz

Linear Frequency Response: 2 to 250 Hz between -3 dB roll off points


A-Weight Range: 50 to 110 dBA

A-Weight Resolution: 0.1 dBA

A-Weight Frequency Response: 15 to 8,000 Hz

Waveform Recording:

Record Modes: Manual, Single-shot, Continuous

Seismic Trigger: 0.127 to 254 mm/s (0.005 to 10 in/s)

Acoustic Triggers:

Linear: 100 to 148 dB

A-weight: 55 to 110 dBA

Sample Rate: 1,024 to 16,384 S/s per channel (independent of record time), up to 65,536 S/s in single-channel mode with advanced software (maximum 8,192 S/s per channel for 8 channels)

Record Stop Mode: Fixed record time, Instantel® AutoRecord™ record stop mode

Record Time 1 to 100 seconds (programmable in one-second steps) or advanced mode, 500 seconds plus 0.25 seconds pretrigger

AutoRecord Time: Auto window programmable from 1 to 9 seconds, plus a 0.25 second pre-trigger. Event is recorded until activity remains below trigger level for duration of auto window, or until available memory is filled.

Cycle Time: Recording uninterrupted by event processing – No dead time

Storage Capacity:

Full Waveform Events: 300 one-second events at 1,024 S/s sample rate (1,500 event capacity with optional memory upgrade)

Event Summaries: 1,750 (8,750 event capacity with optional memory upgrade)

Histogram Recording

Record Modes: Histogram and Instantel Histogram Combo™ (monitor captures triggered waveforms while recording in Histogram mode)

Recording Interval: 2, 5 or 15 seconds; 1, 5 or 15 minutes

Storage Capacity: 46,656 intervals – 3 days at 5-second intervals or 102 days at 15 minute intervals (with memory upgrade – 15 days at 5-second intervals or 540 days at 15 minute intervals)

Physical Specifications:

Dimensions: 269 x 355 x 165 mm (10.6 x 14.0 x 6.5 in)

Weight: 6.4 kg (14 lbs)

Battery: Rechargeable 6 V sealed gel cell – capacity for 30 days of continuous monitoring

User Interface: 63 domed tactile keys including full keyboard and dedicated keys for common functions

Display: 4-line x 20 character, high contrast, backlit LCD with online help

Printer: High resolution thermal plotter

PC Interface: RS-232

Auxiliary Inputs and Outputs: External Trigger, Remote Alarm, coordinate download from GPS


Printer/LCD Operating Temperature: -10 to 500C (14 to 1220F)

Electronics Operating Temperature: -20 to 550C (-4 to 1310F)

Remote Communications: Compatible with Telephone, GSM, Cellular, RF, Satellite, Short-haul modems, and Ethernet® device servers. Automatically transfers events when they occur through Instantel Auto Call Home™ feature.

Additional Features: Monitor start/stop timer

Electrical Standards: CE Class A


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