Đồng Hồ Đo Chênh Áp Series 3000SGT

 

Model	:	SERIES 3000SGT
Manufacturer	:	DWYERS
Origin	:	USA
Service	:	Air and non-combustible, compatible gases.
Wetted Materials	:	Consult factory.
Accuracy	:	See model chart below.
Pressure Limits	:	See model chart below.
Temperature Limits	:	20 to 120°F (-6.67 to 48.9°C).
Process Connections	:	1/8" female NPT.
Size	:	4" (101.6 mm) dial face, 5" (127 mm) O.D x 8-1/4" (209.55 mm).
Weight	:	3 lb, 14.5 oz (1.77 kg).
SWITCH SPECIFICATIONS
Switch Type	:	Each set point has 2 Form C relays (DPDT).
Repeatability	:	±1% of full scale.
Electrical Rating	:	10A @ 24 VDC or 120 VAC, 6A @ 240 VAC.
Electrical Connections	:	Screw terminals.
Power Requirements	:	120 VAC, ±10%
Mounting Orientation	:	Diaphragm in vertical position. Consult factory for other position orieantations.
Set Point Adjustment	:	Adjustable knobs on face.
TRANSMITTER SPECIFICATIONS
Accuracy	:	See model chart below.
Temperature Limits	:	20 to 120°F. (-6.67 to 48.9°C).
Pressure Limits	:	See model chart below.
Thermal Effects	:	±0.025% F.S./°F (0.045% F.S/°C).
Power Requirements	:	10.0 to 35 VDC (2-wire).
Output Signal	:	4-20 mA DC.
Zero & Span Adjustments	:	Multi-turn potentiometers, internally accessible.
Response Time	:	250 mSec.
Loop Resistance	:	0-1250 ohms.
Current Consumption	:	38 mA DC, maximum.
Electrical Connections	:	Terminal block.
Warm-up Time	:	10 minutes.
OPTONS & ACCESSORIES
Tamper-Proof Knobs - Require special spanner - type key (included) to adjust set points. Add suffix -TAMP
Low Temperature Option - 0°F (-18°C). Add suffix -LT
A-700 Power Supply - AC iniput: 100/120/220/230-240 VAC ±10%, 47-63 Hz. DC output: 24-28 VDC regulated
A-298 Flat Aluminum Bracket, for flush mounting 3000SGT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Model	Range, In. w.c.	Maximum Pressure	Electrical Accuracy +/-%	Mechanical Accuracy +/-%
3000SGT-0 3001SGT 3002SGT 3003SGT 3006SGT 3010SGT 3020SGT 3030SGT	0-0.5 0-1.0 0-2.0 0-3.0 0-6.0 0-10 0-20 0-30	25 psi(1.7 bar) 25 psi (1.7 bar) 5 psi (34.5 kPa) 5 psi (34.5 kPa) 5 psi (34.5 kPa) 5 psi (34.5 kPa) 10 psi (69 kPa) 10 psi (69 kPa)	2 2 0.5 0.5 0.5 0.5 0.5 0.5	3 2 2 2 2 2 2 2

 

 

 

 

 

 

 

 

 

 

 

 

Model	Range,Pascals	Maximum Pressure	Electrical Accuracy +/-%	Mechanical Accuracy +/-%
3000SGT-250PA 3000SGT-500PA	0-250 0-500	25 psi (1.7 bar) 5 psi (34.5 kPa)	2 0.5	22
Model	Range,Kilopascal
3000SGT-1.5KPA	0-1.5	5 psi (34.5 kPa)	0.5	2

 

 

 

 

 

 

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