HBM MP85 - Page 45

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PME-MP85
A0897−3.4 en HBM
Incremental encoder
Attachable process quantity transducer Incremental encoder (up/down counter
with zero index signal)
Voltage supply 5 V, max. 150 mA or 24 V
max. 300 mA
Dual-channel mode Time division multiplex method
Inputs (F1 ("), F2 ("), Ix (")) Differential inputs (RS422)
Input level
LOW level
HIGH level
Each line to measurement earth, max.
V
V
V
t0.8
u2
"14
Hysteresis, typically V 0.07
Maximum permitted common-mode
voltage
V −7 ... +12
Input impedance, typically kΩ 12
Detection of direction of rotation Via "90
o
phase-shifted signal F2
Input range pulse counting Imp 0 − 999999
Maximum pulse rate Imp/s 1 000 000
Gap between two consecutive edges
F1("), F2(")
ns u400
Scale range, max. Digits 20 for 1 pulse
Scale range, min. Digits 1 for 10,000 pulses
Measurement frequency range,
adjustable (-1 dB)
Hz 0.05 − 1000
Sampling rate max. 1/s 2400
SSI transducer
Attachable process quantity transducer Disp. and angle transducer with SSI inter.
Power supply 5 V, max. 150 mA; 24 V, max. 300 mA
Dual-channel mode Time division multiplex method
Data inputs D (") Differential input (RS422)
Input level, data input D (")
LOW level
HIGH level
Each line to measurement earth, max.
V
V
V
t0,8
u2
"14
Hysteresis V 0.07
Maximum permitted common-mode
voltage
V −7 ... +12
Clock output Cl (")
Differential output voltage Cl("), without
load, max.
Differential output voltage Cl("), RL= 50
Ohm, min.
V
V
Differential output (RS422)
5.8
2
Common-mode output voltage on Cl
("), max.
V 3
Short-circuit current, clock outputs
Cl ("), typically
mA 100