Đồng Hồ Áp Suất Có Rờ-le Tiếp Điểm Series 631B
| Model |
: |
SERIES 631B |
| Manufacturer |
: |
DWYER |
| Origin |
: |
USA |
| Service |
: |
Compatible gases & liquids. |
| Wetted Materials |
: |
Brass, silicone, 300 SS. |
| Accuracy |
: |
Transmitter output: ±2% F.S (includes linearity, hysteresis and repeatability). Gage: ±3% of full scale at 70°F (21.1°C). |
| Stability |
: |
±1% F.S./yr. |
| Temperature Limits |
: |
20 to 120°F (-6.67 to 48.9°C). |
| Pressure Limits |
: |
-20" Hg to 500 psig (-0.677 bar to 34.4 bar). |
| Thermal Effect |
: |
0.025%/°F (0.045%/°C) includes zero & span. |
| Power Requirements |
: |
10-35 VDC. |
| Output Signal |
: |
4 to 20 mA. |
| Response Time |
: |
50 msec. |
| Loop Resistance |
: |
0-1250 ohms maximum. |
| Electrical Connections |
: |
M-12 circular 4 pin connector. |
| Process Connections |
: |
1/4" female NPT high and low pressure taps, duplicated - one pair top for air and gas, and one pair bottom for liquids. |
| Enclosure Rating |
: |
Designed to meet NEMA 4X (IP 66). |
| Mounting Orientation |
: |
Diaphragm in vertical position. Consult factory for other position orientations. |
| Weight |
: |
8 lb, 4 oz (3.74 kg). |
| Agency Approvals |
: |
CE |
| Model |
Range |
631B-0
631B-1
631B-2
631B-3
631B-5
|
0-0.5" w.c.
0-1" w.c.
0-2" w.c.
0-5" w.c.
0-25" w.c. |
ACCESSORY
A-164, 16.4' (5 m) cable with M-12 4-pin female connector
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