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80 Digitax HD M75X Series Installation and Technical Guide
Issue Number: 5
5
Z, Data, Freeze, Ref H
6
Z\, Data\, Freeze\, Ref L
AB (0), FD (1), FR (2), AB Servo (3), FD Servo(4), FR Servo (5
),
SC SC (15)
Type EIA-485 differential receivers
Maximum input frequency 512 kHz
Line loading
2 unit loads
Line termination components
120
(switchable)
Working common mode range –7 V to +12 V
SC Hiperface (7), SC EnDat (9), SC SSI (11), SC Servo (12),
SC BiSS (17)
Type EIA-485 differential receivers
Maximum input frequency 4 MHz
Line termination components
120
(switchable)
Working common mode range –7 V to +12 V
EnDat (8), SSI (10)
Type EIA-485 differential receivers
Maximum input frequency 4 MHz
Line termination components
120
(switchable)
Working common mode range –7 V to +12 V
Resolver (14)
Type Differential voltage
Nominal voltage
0 – 2 Vrms depending on turns
ratio
Operating frequency 6 - 8 KHz
Minimum impedance
85
Common to All
Absolute maximum applied voltage relative to 0V -9 V to 14 V
Maximum
differential voltage between terminals
(with termination resistors enabled)
6 V
7
U, C, Not used, Not used
8
U\, C\, Not used, Not used
AB Servo (3), FD Servo(4), FR Servo (5
), SC Servo (12)
Type EIA 485 differential receivers
Maximum input frequency 512 kHz
Line loading 1 unit load
Line termination components
120
(switchable)
Working common mode range –7 V to +12 V
SC SC (15)
Type Differential voltage
Maximum Signal level
1.25 V peak to peak (sin with
regard to sinref and cos with
regard to cosref)
Maximum input frequency See Table 4-21
Maximum applied differential voltage and
common mode voltage range
4 V
EnDat (8), SSI (10), BiSS (13)
Not used
Resolver (14)
Not used
Common to All
Absolute maximum applied voltage relative to 0V -9 V to 14 V
Maximum
differential voltage between terminals
(with termination resistors enabled)
6 V
9
V, D, Not used, Not used
10
V\, D\, Not used, Not used
AB Servo (3), FD Servo(4), FR Servo (5
), SC Servo (12)
Type EIA 485 differential receivers
Maximum input frequency 512 kHz
Line loading 1 unit load
Line termination components
120
(switchable)
Working common mode range –7 V to +12 V
SC SC (15)
Type Differential voltage
Maximum Signal level
1.25 V peak to peak (sin with
regard to sinref and cos with
regard to cosref)
Maximum input frequency See Table 4-21
Maximum applied differential voltage and
common mode voltage range
4 V
EnDat (8), SSI (10), BiSS (13)
Not used
Resolver (14)
Not used
Common to All
Absolute maximum applied voltage relative to 0V -9 V to 14 V
Maximum differential voltage between terminals
(with termination resistors enabled)
±6 V
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