MKS Baratron 628A - MKS Type 628 Units

MKS Type 628 Units A
pp
endix A: Product S
p
ecifications
44
MKS Type 628 Units
MKS Type 628 (Temperature Controlled at 100°C)
Accuracy (non-linearity, hysteresis and non-
repeatability)
0.25% of Reading
0.5% of Reading for 0.1 Torr units
Ambient operating temperature range
9
20° to 70° C (68° to 158° F)
CE Compliance
Electromagnetic Compatibility
10
EMC Directive 89/336/EEC
Connector 15-pin Type “D”
Fittings
Standard
Optional
½ inch (12.7 mm) tubulation
NW-16-KF, mini-CF, Swagelok 8-VCR
or
8-VCO female
Full Scale Range (Torr) 0.1, 1, 2, 10, 100, 1K
Input required ±15 VDC (±5%) @ 500 mA (max)
Materials exposed to gases Inconel
Output
0 to +10 VDC into
≥
10K ohm load
Overpressure limit without damage 45 psia (310 kPa)
Temperature coefficients
Zero
Span
0.002% F.S./°C
11
0.02% Reading/°C
Time constant < 20 msec
Usable measurement range 1 x 10
-4
F.S.
Volume (P
x
side) 6.3 cc
Due to continuing research and development activities, these specifications are subject to change without notice.
9
Do not operate the Type 628 transducer outside this temperature range.
10
An overall metal braided shielded cable, properly grounded at both ends, is required during use.
11
For Type 628
0.1
Torr transducers, the zero temp. coef. is 0.005% F.S./°C.