user manual

A.6.2.6 Potentiometer
Feature Details
Potentiometer Format Single-ended
Operating Voltage Range 0 ~ 5 V supplied by the Drum
Potentiometer Resistance 100 Ω ~ 1 kΩ … above this range, linearity is
affected detrimentally
Input Resistance 100 kΩ
Resolution 14 Bit
A.6.2.7 Absolute Encoder
Feature Details
Analog encoder format
Sine and Cosine signals
Analog input signal level
 Offset voltage: 2.2 V – 2.8 V
 Differential, 1 V peak to peak
Input resistance Differential 120 Ω
Maximum analog signal frequency f
MAX
: 250 kHz
Interpolation multipliers Programmable: x4 to x4096
Maximum “counts” frequency 80 mega-counts/sec "internally"
Automatic errors correction
Signal amplitudes mismatch
Signal phase shift
Signal offsets
Encoder outputs
See Encoder Outputs specifications (A.6.2.8)
A.6.2.8 Encoder Outputs
Feature Details
Encoder output format
 A, B, Index (not available in analog and
absolute encoders)
 Differential outputs
 Quadrature
Interface RS-422
Port B1 output current capability  Driving differential loads of 200 Ω on
INDEX/INDEX-, CHB/CHB- and CHA/CHA- pairs
Drum Installation Guide Drum Technical Specifications
MAN-DRUIG (Ver. 1.0)
A-11