SSI Specifications

Axes

Two per module

Inputs

Two RS422 differential

Clock outputs

Two RS422 differential

Clock frequency

220 kHz

Cable type

Twisted pair, shielded

Cable length maximum

Transducer dependent (approx. 300-600 ft)

ESD protection

15 kV

Resolution

Transducer dependent (up to 2 mm or approximately 0.00008" for MDTs)

Count encoding

Binary or Gray Code

Count data length

4 to 32 bits

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

Output isolation

750 VDC, optically isolated

Overload protection

One-second short-circuit duration

Overvoltage protection

Outputs are protected by clamp diodes