Quadrature Specifications

Axes

Two per module

Encoder Inputs

RS422 differential receiver (can also be used as TTL)
Quadrature A, B, and Index Z

Input Impedance

215 W Differential Input

430 W Single-Ended Input

ESD Protection

15 kV

Max. Encoder Frequency

4,000,000 quadrature counts/second

Index (Z) Response Time

125 nanoseconds

Fault Inputs, Home Inputs, and Limit Inputs
(Ext. & Ret.)

2.7 V @ 2.8 mA typical (3.2 V @ 3.5 mA max) threshold, 26.4 V maximum input voltage, 500 VDC isolation, compatible with most limit switches, TTL, and CMOS outputs

Home and Registration Input Response Time

50 microseconds

Home Options

Any combination of Index (Z) input and Home (H) input

Amplifier Enable Output
(1 per axis)

Solid State relay, 50 W, 30 V, 100 mA
500 VDC isolation

Range

±10 V @ 5 mA (2 kW or greater load)

(For current drive, use the VC2100 accessory:
±10 mA to ±200 mA in 10 mA steps)

Tolerance

At 10 V: +200 mV, -100 mV
At 0 V: ±50 mV
At -10 V: +100 mV, -200 mV

Resolution

12 bits for revisions 1, 2, and 4
14 bits for revisions 3 and 5 or newer

Output Isolation

500 VDC, optically isolated

Overload Protection

One-second short-circuit duration

Overvoltage Protection

Outputs are protected by clamp diodes