Specifications | AMPEH2-HS Twelve Channel Strain Gage Spinning Amplifier

PARAMETER	SPECIFICATION
BRIDGE EXCITATION	Customer specified excitation level
Type	Constant Voltage
Magnitude	5,10, or 17 V
Current Limit	100 mA
Temperature Coefficient	0.0005%/°C Max (0.00028 %/°F)
REMOTE CALIBRATION	Positive & negative solid state shunt calibration
Shunt value range	100 k ohm or greater
Shunt accuracy	0.1% or better
GAIN	Customer specified
Range	1 to 10,000 V/V
Accuracy @ 25°C, Gain =500	± 2%
Temperature Coefficient	0.0014%/ °C
OUTPUT
Range	±10 V
Capacitive Load	1000 pF Max
VOLTAGE OFFSET*	Referred to input of amplifier
Initial** @ 25°C, Gain = 500	±15 µV
Temperature Stability @ Gain = 500	± 0.2 µV /°C
Time Stability @ Gain = 500	±1.0 µV / Month
INPUT VOLTAGE
Range	Varies with configuration
CMRR @ DC	128 dB
CMRR @ 60 Hz / 100 Hz	110 dB @ 100 Hz
NOISE	Referred to input of amplifier
0.01 - 10 Hz	0.8 µV p-p
DC - 1 Hz	--
DYNAMIC RESPONSE
Frequency Response ± 3 dB / 1%	10 kHz / 1 kHz @ Gain 100
Slew rate	0.6 V/ µs
Settling Time 0.1%/0.01%@Gain=100	80 µs / 150 µs
POWER REQUIREMENTS
Voltage @ 25°C	±13 to ±17 VDC
Current	±15 mA plus Bridge Load (+15 mA additional during shunt calibration)
POWER REQUIREMENTS
Voltage	± 15 VDC
Current	± 30 mA plus Bridge Load
ENVIRONMENT
Specification	-25 to +85°C (-13 to +185°F)
Operation	-55 to +125°C (-67 to +257°F)
Storage	-65 to +150°C (-85 to +302°F)
* Upon bridge excitation voltage **Average (channel to channel)

Michigan Scientific Corporation