en:lib:mdl:mdl-h-cecount-010

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en:lib:mdl:mdl-h-cecount-010 [2019/08/29 17:01] – external edit 127.0.0.1en:lib:mdl:mdl-h-cecount-010 [2024/01/31 08:32] (current) documentazione
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 +/*====Two-way count input, 200KHz====*/
 +<WRAP center round tip 60%>
 +The values given in the table refer to input signals A, B and Z.\\ The max. frequency given in the table refers to A and B phase signals with a DutyCycle = 50%\\ With count frequencies over 50KHz the use of Line-Driver type encoders is recommended.
 +</WRAP>
  
 +=== Push-Pull ===
 +|Type of polarisation|  PNP/PP  |
 +|Max frequency|  200KHz  |
 +|Min. acquisition time|  5µs  |
 +|Insulation|  1000Vrms  |
 +|Rated operating voltage|  24Vdc  |
 +|Voltage of logic status 0|  0 - 2 V  |
 +|Voltage of logic status 1|  10.5 - 26.5 V  |
 +|Internal voltage drop|  1.2V  |
 +|Input resistance|  3100Ω  |
 +=== Line-Driver ===
 +|Type of polarisation|  Line-Driver  |
 +|Max. frequency|  200KHz  |
 +|Min. acquisition time|  5µs  |
 +|Insulation|  1000Vrms  |
 +|Rated operating voltage (PHx+ ? PHx-)|  5Vdc  |
 +|Voltage of logic status 0 (PHx+ ? PHx-)|  0-1.5 V  |
 +|Voltage of logic status 1 (PHx+ ? PHx-)|  2-5 V  |
 +|Internal voltage drop|  1.2V  |
 +|Input restistance|  150Ω  |
 +
 +{{schemi:sch_conteggio-pp-ld_01.png?nolink&400|Internal diagram of count inputs.}}