6. Filter: FILTER Key ......................................................................................................... 3.12
7. Analog Output: ANO Key .......................................................................................... 3.13
8. Limits: LIMIT Key .......................................................................................................... 3.14
9. Tare Offset: TARE Key ................................................................................................ 3.17
10. Print and Output Parameters: PRINT Key ........................................................... 3.18
b. Configuring Through the RS-232/485 Interface .................................. 3.20
1. Security Code ............................................................................................................... 3.20
2. Communications Parameters ................................................................................. 3.20
3. Thermocouple Type (Model 3510 ONLY) ........................................................... 3.21
4. Input Range or Scale .................................................................................................. 3.21
5. Excitation (Models 3570 and 3578 ONLY) .......................................................... 3.22
6. Sensitivity (Model 3540 ONLY) ............................................................................... 3.22
7. Filter .................................................................................................................................. 3.22
8. Analog Output .............................................................................................................. 3.23
9. Limits ................................................................................................................................ 3.23
10. Tare Offset ...................................................................................................................... 3.23
11. Print and Output Parameters ................................................................................... 3.23
4SETUP: INSTRUMENT CALIBRATION
a. Introduction: Calibration Techniques ............................................................ 4.1
1. Absolute Calibration ...................................................................................................... 4.1
2. “Actual” Two-Point (Deadweight) Calibration ....................................................... 4.2
3. “Simulated” Two-Point (Deadweight) Calibration ............................................... 4.2
4. Internal 15-Segment Linearization ........................................................................... 4.3
5. Calculated Calibration .................................................................................................. 4.3
6. Calculated Calibration Via Mnemonic Command .............................................. 4.3
b. Phase and Symmetry Adjustment of the
Model 3578 AC Strain Gage Conditioner .................................................... 4.4
c. Calibrating Through the Front Panel
1. Using the CAL Key ......................................................................................................... 4.8
2. “Actual” Two-Point (Deadweight) Calibration ....................................................... 4.8
3. “Simulated” (Shunt) Calibration for a Strain Gage Conditioner
(Model 3570 or 3578) ................................................................................................. 4.10
4. 15-Segment Linearization
a. Introduction .............................................................................................................. 4.12
b. By “TABLE” ............................................................................................................... 4.13
c. By “FORCE” .............................................................................................................. 4.15
5. “Calculated” Calibration
a. For the Models 3510, 3530, 3540, and 3560 ............................................... 4.16
b. For the Model 3570 (ONLY) ............................................................................... 4.17
d. Calibrating Through the RS-232/485 Interface .................................... 4.18
1. Setting the Active Calibration Method .................................................................. 4.18
2. “Two-Point” Calibration .............................................................................................. 4.19
3. 15-Segment Linearization ........................................................................................ 4.19
4. “Calculated” Calibration ............................................................................................ 4.20
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