Omega Engineering CYTX231 Series, Руководство пользователя

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Omega Model CYTX231 User’s Manual
Service 4-3
PIN NO. ROW A ROW B ROW C
1-8
9
10
11
12-14
15
16
17
18
19
20-31
32
Not Used
GND
Not Used
GND
Not Used
GND
Not Used
GND
Not Used
GND
Not Used
+5 VDC
Entire Row
Not Present
Not Used
GND
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
+5 VDC
Figure 4-2. VMEbus Connector J1 Details
4.3 CALIBRATION
This section covers various aspects of Model CYTX231 calibration: Required
test equipment in Paragraph 4.3.1, reference calibration in Paragraph 4.3.2,
and calibration in Paragraph 4.3.3. See Figure 4-3 for the Model CYTX231
PCB layout. Allow 5 minutes warm-up before calibration.
4.3.1 Required Test Equipment
1. A digital voltmeter (DVM) that measures DC voltage between 0 and
10 V accurately to 0.0001 V.
2. A reg5 V DC power supply with tolerance within ±0.25 V,
capable to source 500 mA on an S-760 or S-765 Switchcraft (or
equivalent) power plug (0.218 inch outside diameter, accepts 0.08 inch
diameter pin). +5 V is on sleeve with center pin return.
3. Mating screw terminal to Model CYTX231 front panel signal connector.
4. A
500
Ω
, 0.02% (or better) precision resistor.
5. Three jumper wires.