Appendix B
Specifications
SQM-242 Inputs
Number of Sensors
Connectors
Sensor Frequency Range
Reference Frequency Accuracy
Reference Frequency Stability
Frequency Resolution
Thickness Resolution*
Rate Resolution*
*@ 2 readings/sec, Density=2.70 gm/cc
4 (Active Oscillator)
BNC
1.0 MHz to 10.0 MHz
.002%
+/- 2ppm (total, 0 to 50
°
C)
.06Hz @ 6MHz
.027 Å
.055 Å/s
SAM-242 Inputs
Number of Inputs
Connectors
Input Range
Input Impedance
Resolution
4 non-isolated
BNC
0 to +/- 10 Vdc
20 kOhms
15 bits (plus sign)
.
SQM-242/SAM-242 Outputs
Number of Outputs
Connector
Output Voltage
Source Impedance
Resolution
2 non isolated
1/4” Dual Phone Jack
0 to +/-10VDdc,
1 kOhms
15 bits (plus sign)
Setup Parameters
Material Density
Z-Factor
SensorTooling
Full Scale Voltage
Max. Power
Slew Rate
P Term
I Term
D Term
Rate
Mode
Output Control
Sensor/Output Map
Analog/Output Map (SAM-242)
Measurement Period
0.4 to 99.99 gm./cc
0.50 to 25.00
0 to 399 %
0 to +/- 10V
0 to 100%
0 to 100%/sec.
0 to 9999
0 to 99.9 sec.
0 to 99.9 sec.
0 to 999.9 A/s
Normal or Simulate
PID or Manual
Any sensor(s) control any output.
An analog input controls any output.
.1 to 2 sec.
