
Technical Description of the IP 266 IP 266
2.8 Technical Specifications
Electrical Specifications
Power loss : 4.5 W typ.
Microprocessor : iAPx80C188
Process clock frequency : 16 MHz (quartz frequency)
Memory
EPROM : 64 Kbytes
RAM : 32 Kbytes (not battery backed)
EEPROM : 8 Kbytes
Analog output
Output signal range : ±10 V
Accuracy : ±0.8% at ±10 V
Digital signal representation : 13 bits plus sign
Short-circuit protection : Yes
Reference potential of the analog
output signal : Analog ground of the power section
Cable length : 32 m shielded
Pulse input
Position decoding : Incremental
Traversing range : ±32767.999 mm/0.1inch/deg
Input voltages for the tracks
Differential inputs : 5 V
Asymmetrical inputs : 24 V
Supply voltage for the encoder
(short-circuit-proof, no overload) : 5 V/350 mA
: 24 V/350 mA
Input frequency and cable length
Symmetrical encoder (5 V) : Max. 500 kHz for a 30 m shielded cable
Asymmetrical encoders (24 V) : Max. 100 kHz for a 25 m shielded cable
: Max. 25 kHz for a 100 m shielded cable
Input signals : 2 pulse trains in quadrature,
1 zero pulse
2-26
EWA 4NEB 812 6057-02
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