
A.9.5 Resolver 
Feature Details 
Resolver format   Sine/Cosine 
 Differential 
Input resistance  Differential 2.49 kΩ 
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 Tuba 
Reference current  Up to ±50 mA 
A.9.6 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 20V.  
TAC2+/TAC2- is used in applications with having a Tachometer of between 20V and 50V. 
Tuba Installation Guide Technical Specifications 
MAN-TUBIG (Ver. 1.3) 
A-11