OTT C31
OTT C31 Universal Current Meter for discharge measurements
The OTT C31 Universal Current Meter is designed for flow velocity measurements in combination with hand-held wading rods or cable suspended from a bridge or boat. Different accessories like sounding weights (middle pieces), sounding reels (winches), cable ways etc. allow the setup of a complete flow monitoring station.
OTT C31 Universal current meters mean thousandfold proven quality, precision and reliability - worldwide for decades.
- Spot
- Mechanical
- Flow velocity
- C31 - the original. Taditional hydrometric current meter with proved quality for use with wading rods, from bridges and at cable-way installations
- 0.025 ... 10 m/s
- ± 2%
- The robust construction and high-quality materials allow operation even under difficult conditions with high accuracy
- Low starting speed
- Reinforced meter spindle
- Cost reduction owing to low maintenance requirements and simple, inexpensive handling
- World wide proven
- Universal application for river flow measurements as rod-mounted current meter or as suspended version
- Use with single-drum winch in combination with a bridge jib/measurement trolley or with double-drum winch cable-way installation.
- Calibration and cyclical control of flow velocity and discharge measuring equipments.
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| Flow velocity | |
| Measuring range | 0.025 ... 10 m/s |
| Current meter | 1 pulse/revolution |
| Reed relay contact | lifetime > 1 million contacts switches |
| Electrical | |
| Operating voltage range | max. 9V DC |
| Magnetic switch | pressure-tight up to 30bar |
| Material | |
| Meter body | stainless steel |
| Propeller | aluminium alternative -plastic - Hostaform C , yellow |
| Dimensions & weight | |
| Size dia. x length | ø35 x 310mm |
| Weight w/o propeller | 1.26 kg |