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Indicating instrument M1850 (M -1850, M 1850, m1850, m-1850, m 1850)
Indicating instrument M1850 came with tachometer K1803 appliance designed for remote measuring the speed and the direction of rotation of shaft diameters from 20mm to 1125mm main marine engines.
- 1.0 - when the reversing rollers;
- 1.0 - for units with zero within the range of measurement;
- 1.5 - for units with zero left.
Technical characteristics of the devices indicating instrument M1850 :
Indicating instrument M1850 has obscheklimaticheskoe performance of "0";
Measurement range of the instrument and the number K1803 tachometer rotor teeth, depending on the diameter of the shaft are shown in Table. 1;
Standardized output signals to analog output proportional to the frequency K1803 tachometer shaft rotation;
The limits of voltage changes the output signals:
- From 0V to +10 V - when working with non-reversible shaft tachometer;
- From-10V to +10 V - working tachometer with reversing rollers;
Voltage output tachometer K1803 corresponding end range value - 10V
Load resistance - from 2 ohms to 2 megohms;
Power supply unit is showing M1850 AC 220V, 50 Hz or 400 Hz by a factor of harmonics up to 10%;
Power consumption is less than 20 V ∙ A;
Table 1: Range and number of rotor teeth, depending on the diameter of the shaft
Note. Special order can be made with other tachometers reading range, including marked with an asterisk.
Overall dimensions of the device showing the device M1850 - 200x200x145mm, weight 3.5 kg;
M1850 indicating instrument GOST.