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--- en:lib:mdl:mdl-h-cecount-010 [2014/10/22 11:51] – external edit 127.0.0.1
+++ en:lib:mdl:mdl-h-cecount-010 [2024/01/31 08:32] (current) – documentazione
@@ Line 1: / Line 1: @@
+/*====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.}}