Keram Controls Adjustabe Pressure Switches Sensor For Pressure Monitoring
Description
Q Series Pressure Switch.
Q series adjustable pressure switches, suitable for the monitoring of flow failure and proving in pumps, chillers, valves etc. Units have an adjustable setpoint and differential. It can be not only used in fluorinated refrigerant, but also in the air and liquid (allowed liquid temp. -20 to 120°C)
Features
- Adjustable range and differential settings.
- Renovated SPDT micro-switch ensures the reliable switch function.
- Flexible mounting bracket suits various kids of application.
- Upper lid is optional (IP44)
- Various connections are available on request.
- Automatic and manual reset version
- The material of bellows is copper and pressure interface is brass.
- Several models available in drip-proof enclosure for marine applications or in explosion-proof enclosure for special applications
- CE approval
Technical Data
| Model | Range(bar) | Differential(bar) | Factory setting(bar) | Max bellows pressure |
| Min | Max | Min | Max | OFF | ON |
| Q3 | -0.5 | 3 | 0.35 | 1.5 | 2 | 1 | 16.5 |
| Q6 | -0.5 | 6 | 0.6 | 4 | 3 | 2 | 16.5 |
| Q6M | -0.5 | 6 | ≤1 | 3 | Manual reset | 16.5 |
| Q10 | 1 | 10 | 1 | 3 | 6 | 5 | 16.5 |
| Q16 | 5 | 16 | 1 | 4 | 10 | 8 | 33 |
| Q20 | 5 | 20 | 2 | 5 | 16 | 3 | 33 |
| Q30D | 5 | 30 | 3 | 10 | 20 | 15 | 33 |
| Q30 | 6 | 30 | 3-5(fixed) | 20 | 15-17 | 33 |
| Q30M | 6 | 30 | ≤4 | 20 | Manual reset | 33 |
Note:
Calibration unit on scale plate with “bar” & “psig”, could be revised into “Mpa”& “kgf/cm2” if required by customers. Connections could have selections as British Flare (E), solder (C) and capillary (S).
Dimensions (mm)
Electric Rating
| Rated Amps(A) Rated Voltage | | 125V AC | 250V AC | 24V DC |
| Non-Inductive Current | 20A | 10A | 10A |
| Inductive Current | Full Load Current | 15A | 8A | 8A |
| Locked Roter | 72A | 64A |
Electric wiring
FAQ
1 Q: What's the delivery time?
A: According to the specification and quantity of your order, generally 4
days for normal standard products within 10pcs.
2 Q:Are you manufacturer or trading company?
A: We are manufacturer with many years of experience.We have our
own factory.Welcome to visit our factory.
3 Q: Can we use our logo on the products?
A: Yes.We can provide OEM service.
4 Q: Do you have products with ex-proof certificate?
A: Yes,we can offer intrinsic-safety and flame proof certificates.
5 Q: What is the warranty of your products?
A: Normal is 12 months.
6 Q: What's the means of transport?
A: Express such as TNT,Fedex,DHL,UPS, or logistics by indicator.
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