Resolver, Tachometer, Resolver 4.6.2.5. tachometer – ElmoMC SimplIQ Digital Servo Drives-Drum HV User Manual
Page 76

Drum HV (High Voltage) Installation Guide
Technical Specifications
MAN-DRU-HVIG (Ver. 1.602)
76
4.6.2.4.
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 Drum HV (High Voltage)
Reference current
up to ±50 mA
Encoder outputs
See Auxiliary Encoder Output specifications ( 4.6.3)
4.6.2.5.
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-
±60 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.