MKS 651D Series, User Manual, Page: 143 / 162

Appendix A: Product Specifications
131
Appendix A: Product Specifications
Ambient Operating Temperature Range
15
°
to 40
°
C (59
°
to 104
°
F)
15
°
to 35
°
C (59
°
to 95
°
F) with the optional
valve failsafe battery backup
Analog Output Signal
Position
Pressure 0 to 5 Volts or 0 to 10 Volts, selectable
110% FS pressure, same range as sensor
CE Mark Compliance
Electromagnetic Compatibility
2
Low-Voltage Requirements
Installation Category
Pollution Degree
Product Safety Requirements
Pending
EMC Directive 89/336/EEC
Low-Voltage Directive 73/23/EEC
II, according to EN 61010-1
2, according to IEC 664
Product Safety Directive 92/59/EEC
Connectors
3
RS-232 Serial Communications
Interface
Transducers
Valve 9-pin Type “D” male
37-pin Type “D” female
15-pin Type “D” female (Stand. & Hi-Dens.)
9-pin Type “D” female
Controller Repeatability ±0.1% of FS
Digital Interface Inputs (16): HCMOS pulled high with a 4.7k
resistor to be TTL compatible. Driver must
sink 1 mA and hold low for > 50 msec to
select function.
Outputs (6):HCMOS with 240 ohm series
protection resistor. Will sink & source 1 TTL
load. Time constant < 500 nanoseconds.
Dimensions
With optional valve failsafe battery
back-up
3½” H x 9½” W x 9” D
(8.9 cm x 24.1 cm x 22.9 cm)
12”D (30.5 cm)
Display 2 line LCD with 4½ place readout
2
An overall metal braided shielded cable, properly grounded at both ends, is required during use.
3
Interconnecting cables between the 651 controller and the valve, sensor, and serial communications are
available at an additional charge. Please consult factory for ordering information.