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EIB 700
8
Specifications
Product
Dimensions
Approx. 213 mm x 143 mm x 42 mm
Electrical data
EIB 741 and EIB 749:
Power supply
100 V AC to 240 V AC (±10 %)
50 Hz to 60 Hz (±2 %)
Max. 30 W
Cable length up to 3 m
3-pin power connector, female, as
per IEC 60320
EIB 742:
24 V DC (–15 % to +20 %)
Max. 2 A
Line fuse
Two-pole fuse (L1, N) inside the pro-
duct
EIB 742:
Certification
UL 61010-1 (USA) and CAN/CSA-
C22.2 No. 61010-1(Canada); The pro-
duct complies with the requirements
of IEC 61010-1, in particular regarding
the power supply of HEIDENHAIN
encoders from a secondary circuit
with current or power limitation as
per EN 61010-1 (for more informati-
on, see General electrical information
in the Encoders catalog ).
Encoder inputs X11 to X14
15-pin D-sub connections, female, for four encoders
EnDat 2.1/EnDat 2.2/1 V
PP
11 µA
interface upon request
PP
Power supply for
5.12 V DC ± 0.15 V
encoders
Max. 450 mA per channel
Overcurrent protection (automatic
switch-off, resettable) at 550 mA
Data register for
48 bits (only 44 bits are used)
measured values
Measured-value
Approx. 250 000 position values per
memory
channel
EnDat 2.1/
Cable length
EnDat 2.2
EnDat 2.1: Max. 150 m
EnDat 2.2: Max. 100 m
input signals (switchable)
1
2
Encoder inputs X11 to X14
1 V
PP
Cable length
Input frequency: Max. 500 kHz
Subdivision factor: 4096-fold
Signal adjustment: Automatic adjust-
ment of offset, phase and amplitude
1
Only for Recording mode and depending on firmware version (see
User's Manual for Application Development)
2
The specified cable length applies when HEIDENHAIN cables are
used; the supply voltage range of the encoder must be maintained!
Measured-value trigger
Storage of measured value alternatively through external or
internal trigger (see User's Manual for Application Develop-
ment)
External:
Signal via trigger input
Software command (via Ethernet)
Internal:
Timer
Reference position of axis 1 (absolu-
te or delta value)
Traversing the reference marks
1
Depending on the firmware version (see the User's Manual for
Application Development)
Trigger connections
Trigger input X31
D-sub connection, male, 9-pin
Differential inputs as per RS-485
(120 Ω terminating resistors can be
activated)
Trigger output
D-sub connection, female, 9-pin
X32
4 differential outputs as per RS-485
(any assignment of the internal trig-
ger sources programmable)
Input voltage
U
Trigger,In
range
To GND: Min. -2 V, max. +10.0 V
U
Trigger,In+
Terminating resistor out:
Min. –10.0 V, max. +10.0 V
Terminating resistor in: Min. –5.5 V,
max. +5.5 V
Input resistance
In+ to In–
Terminating resistor out: 12.0 kΩ
Terminating resistor in: Min. 105 Ω,
max. 160 Ω
Operating Instructions en
2
: Max. 150 m
1
1
–U
Trigger,In–
35
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