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Page 4 — BULLETIN 100-40
REFERENCE DIMENSIONS – Inches (mm)
Available Fittings
1/2" ODF
5/8" ODF
7/8" ODF
Available Fittings
5/8” ODF
7/8” ODF
1-1/8” ODF
1-3/8” ODF
CDS-2, -4 CDS-7
7.25" (184)
FLOW
4.40"
(112)
.59" (15)
1.25" (32) HEX
1.25"
(32)
1.60"
(41)
1/4" SAE
(Optional)
4.34"
(110)
.69"
(18)
1.375" (35) HEX
1.60"
(41)
1.50"
(38)
1/4" SAE
(Optional)
7.25" (184)
FLOW
*Specifications based upon L/R driver.
Valves CDS -2, -4, -7 Valves CDS -9, -16, -17
Motor Type
2 phase, bipolar wet motor
Compatible Refrigerant
All common HCFC and HFC refrigerants including R-410A and subcritical R-744
Compatible Oils
All common Mineral, Polyolester and Alkybenzene oils
Supply Voltage*
12 VDC-5% +10% (measured at the valve leads)
Cable Type
IP66 Removable Hermetic
Phase Resistance
100 ohms ± 10% 75 ohms ± 10%
Phase Inductance
43 MHz ± 20% 62 MHz ± 20%
Nominal Current*
120 ma / winding 160 ma / winding
Holding Current
Not recommended Not recommended
Power Input*
2.8 watts 3.8 watts
Recommended Step Rate
200 / second (L/R), up to 400 / second (properly configured current chopper)
Number of Steps
2500 6386
Full Motor Transit Time*
12.5 seconds 32 seconds
Resolution
.00012 inches (.003 mm) / step .000078 inches (.002 mm) / step
Total Stroke
0.297 inches 0.500 inches
MRP
700 psig (48 bar) 680 psig (47 bar)
Max. Internal Leakage
400 cc/min at 100 psid (6.9 bar), dry air
Max. External Leakage
.10 oz/yr @ 300 psig (2.8 grams/yr @ 20 bar)
Ambient Temp. Range
-50°F to 140°F (-45°C to 60°C)
Refrigerant Temp. Range
-50°F to 240°F (-45°C to 116°C)
Materials of Construction
Brass, copper, stainless steel, synthetic seals
SPECIFICATIONS