Tachometer K1803 (K-1803, K 1803, k1803, k-1803, k 1803), analogs K1800 (K-1800, K 1800, k1800, k-1800, k 1800), K1805 (K-1805, K 1805, k1805 , k-1805, k 1805)
Tachometer K1803 is designed for remote measurements of the speed and the direction of rotation shaft diameters from 20mm to 1125mm main marine engines.
Class of accuracy:
- 1.0 - Operation with reversing rollers;
- 1.0 - for units with zero within the range of measurement;
- 1.5 - for units with a leading zero.
Technical characteristics of the devices tachometers K1803 (K1800, K1805)
Tachometer K1803 has a general climatic performance of "0";
Consists of a measuring sensor type G11Z, intermediate type converter R1813 showing types of devices M1850 and I1619;
Range measurement device K1803 tachometer rotor teeth and the number depending on the diameter of the shaft are shown in Table. 1;
Standard signal outputs on the analog tachometer output K1803 proportional to the speed of shafts;
Limits of voltage output:
- From 0V to +10 V - Operation tachometer combi rollers;
- From-10V to +10 V - Operation tachometer with reversing rollers;
Voltage output signals tachometer K1803 corresponding scale value - 10V;
Load resistance - from 2 ohms to 2 megohms;
Power supply tachometer K1803 is AC 220V, 50 Hz or 400 Hz with harmonics ratio not exceeding 10%;
Power consumption does not exceed 20 V ∙ A;
Table 1 Measurement range and the number of rotor teeth according to the diameter of the shaft
Note. At special request can be made tachometers to other ranges of indications, including those marked with an asterisk.
Overall dimensions of the converter G113 190h150h113mm, weight 3,0 kg, dimensions converter R1813 226x234x112mm, weight 5.0 kg.
Mean time between failures tachometer types of devices M1850 and M1619 however 60000ch. Converters tachometers can work without supervision and maintenance cycles of 5000h;
Tachometer K1803 corresponds to GOST.