ElmoMC SimplIQ Digital Servo Drives-Trombone DC - Manual (Page 76)

DC Trombone Installation Guide Technical Specifications
MAN-DCTROIG (Ver. 1.601)
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76
4.7.2.2. Digital Halls
Feature Details
Halls inputs • H
A
, H
B
, H
C
.
• Single ended inputs
• Built in hysteresis of 1 V for noise immunity
Input voltage Nominal operating range: 0 V < V
In_Hall
< 5 V
Maximum absolute: -1 V < V
In_Hall
< 15 V
High level input voltage: V
InHigh
> 2.5 V
Low level input voltage: V
InLow
< 1 V
Input current Sink current (when input pulled to the common): 5 mA
Maximum frequency f
MAX
: 2 kHz
4.7.2.3. Absolute Encoder
Feature Details
Encoder format • NRZ (Panasonic)
• EnDAT 2.21 (with analogue Sin/Cos)
• Stegmann in DC-TRO/SOL-TRO
Interface • RS-485
• Clock – Differential output line
• Data – Differential bidirectional line
Input Resistance Differential 120 Ω
Transmission Rate Up to 2.5 MHz
4.7.2.4. Interpolated Analog Encoder (Sine/Cosine)
Feature Details
Analog encoder format Sine and Cosine signals
Analog input signal level • Offset voltage: 2.2 V to 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 Megacounts/sec “internally”
Automatic errors correction Signal amplitudes mismatch
Signal phase shift
Signal offsets
Encoder outputs See Auxiliary Encoder Outputs specifications ( 4.7.3)