China Electronic Flow Switch,Electronic Flow Switch Manufacturer
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| GPM(ma/hr)Required to Actuate Switch | |||||||||||
| Pipe Size(in.) | 1 | 1-1/4 | 1-1/2 | 2 | 2-1/2 | 3 | 4* | 5* | 6* | 8* | |
| Minimum Adjustment |
Flow Increase R to Y Closes** |
4.2 (1.0) |
5.8 (1.3) |
7.5 (1.7) |
13.7 (3.1) |
18.0 (4.1) |
27.5 (6.2) |
65.0 (14.8) 37.0+ (8.4) |
125.0 (28.4) 57.0+ (12.9) |
190.0 (43.1) 74.0+ (16.8) |
375.0 |
| Flow Increase R to B Closes** |
2.5 (0.6) |
3.7 (0.8) |
5.0 (1.1) |
9.5 (2.2) |
12.5 (2.8) |
19.0 (4.3) |
50.0 (11.4) 27.0+ (6.1) |
101.0 (22.9) 41.0+ (9.3) |
158.0 (35.9) 54.0+ (12.3) |
320.0 (72.7) 170.0+ (38.6) | |
| Maximum Adjustment |
Flow Increase R to Y Closes** |
8.8 (2.0) |
13.3 (3.0) |
19.2 (4.4) |
29.0 (6.6) |
34.5 (7.8) |
53.0 (12.0) |
128.0 (29.1) 81.0+ (18.4) |
245.0 (55.6) 118.0+ (26.8) |
375.0 (85.2) 144.0+ (32.7) |
760.0 (172.6) 415.0+ (94.2) |
| Flow Increase R to B Closes** |
8.5 (1.9) |
12.5 (2.8) |
18.0 (4.1) |
27.0 (6.1) |
32.0 (7.3) |
50.0 (11.4) |
122.0 (27.7) 76.0+ (17.3) |
235.0 (53.4)) 111.0+ (25.2) |
360.0 (81.8) 135.0+ (30.7) |
730.0 (165.8) 400.0+ (90.8) | |
*Flow rates for these sizes are calculated.
+GPM figures are for a switch with a 6 inch paddle. or 4 inch .And 5 in. Line pipe, the 6 in. Paddle is trimmed to a 4 in. and 5 in. length, respectively.
**for switching action, refer to Figure7.
Specifications
| Product | F61KB Flow Switch | |||
| Maximum Liquid Pressure | 150psig(1034kPa) | |||
| Minimum Liquid Temperature | 32oF(0oC) | |||
| Maximum Liquid Temperature | 250oF(120oC) | |||
| Electrical Ratings | 120VAC | 208VAC | 240VAC | 277VAC |
| Horsepower | 1 | 1 | 1 | - |
| Full Load Amperes | 16.0 | 8.8 | 8.0 | - |
| Locked Rotor Amperes | 96.0 | 52.8 | 48.0 | - |
| Non-inductive Amperes | 16.0 | 16.0 | 16.0 | 16.0 |
| Pllot Duty | 125VA at 24/277/VAC | |||
| Wiring Connection | Screw Type Terminals | |||
| Pipe Connector | 1 in. 11-1/2 NPT Threads | |||
