Elmo Guitar Digital Servo Drive Computer Hardware User Manual


 
Feature Details
Encoder outputs
See Auxiliary Encoder Outputs specifications
( A.6.3)
A.6.2.4 Resolver
Feature Details
Resolver format
Sine/Cosine
Differential
Input resistance Differential 2.49 k
Resolution Programmable: 10 ~ 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 Guitar
Reference current up to ±50 mA
Encoder outputs
See Auxiliary Encoder Output specifications
( A.6.3)
A.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 k
Input resistance for TAC2+, TAC2- 100 k
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.
Guitar Installation Guide Guitar Technical Specifications
MAN-GUIIG (Ver. 1.1)
A-9