Resolver, Tachometer, Resolver 4.4.2.5. tachometer – ElmoMC ExtrIQ Digital Servo Drives-Eagle User Manual
Page 79
Eagle Installation Guide
Technical Specifications
MAN-EAGIG (Ver. 1.902)
79
4.4.2.4.
Resolver
Feature
Details
Resolver format
•
Sine/Cosine
•
Differential
Input resistance
Differential 2.49 kΩ
Resolution
Programmable: 10 to 15 bits
Maximum electrical frequency (RPS)
512 revolutions/sec
Resolver transfer ratio
0.5
Reference frequency
1/Ts (Ts = sample time in seconds)
Reference voltage
Supplied by the Eagle
Reference current
up to ±
50 mA
Encoder outputs
See Auxiliary Encoder Output specifications
4.4.2.5.
Tachometer
*
Feature
Details
Tachometer format
Differential
Maximum operating differential voltage
for TAC1+, TAC1-
±
20 V
Maximum absolute differential input
voltage for TAC1+, TAC1-
±
25 V
Maximum operating differential voltage
for TAC2+, TAC2-
±
50 V
Maximum absolute differential input
voltage for TAC2+, TAC2-
±
50 V
Input resistance for TAC1+, TAC1-
46 kΩ
Input resistance for TAC2+, TAC2-
100 kΩ
Resolution
14 bit
* Only one Tachometer port can be used at a time (either TAC1+/TAC1- or TAC2+/TAC2-).
TAC1+/TAC1- is used in applications with having a Tachometer of less than 20 V.
TAC2+/TAC2- is used in applications with having a Tachometer of between 20 V and 50 V.