Instrumentasi Geofisika Sensor Suhu
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Transcript of Instrumentasi Geofisika Sensor Suhu
Instrumentasi Geofisika
TG-3106
Karakteristik umum
• Linearitas
• Sensitivitas
• Tanggapan Waktu
Karakteristik umum
• Linearitas
Karakteristik umum
• Tanggapan Waktu
Jenis sensor suhu
Thermocouple RTD Thermistor IC Sensor
adva
nta
ges
- self powered - simple - rugged - inexpensive - wide variety - wide temperature range
- most stable - most accurate - more linear than termocouple
- high output - fast - two-wire ohms measurement
- most linear - highest output - inexpensive
dis
adva
nta
ge
- non linear - low voltage - reference required - least stable - least sensitive
- expensive - power supply required - small R - low absolute resistance - self heating
- non linear - limited temperature range - fragile - power supply required - self heating
- T < 200oC - power supply required - slow - self heating - limited configuration
Alarm suhu
Termometer digital
Termometer digital
Termometer digital
Termometer digital
Termometer digital