2 el7047 - technical data – BECKHOFF EL7037 User Manual
Page 17
Product overview
2.2.2
EL7047 - Technical data
Technical data
EL7047
Number of outputs
1 stepper motor, 2 phases
Number of digital inputs
2 limit position, 4 for an encoder system
Number of digital outputs
1 configurable for brake (0.5 A)
Supply voltage
8 … 50 V DC
Output current
5 A (overload- and short-circuit-proof)
Operating modes
Standard mode (velocity direct / position controller)
Field-oriented control (extended velocity mode /
extended position mode)
Sensorless operation
Travel distance control (positioning interface)
Maximum step frequency
1000, 2000, 4000, 8000 or 16000 full steps/s
(configurable)
Step pattern
up to 64-fold micro stepping (automatic switching,
speed-dependent)
Current controller frequency
approx. 30 kHz
Encoder pulse frequency
maximum 400,000 increments/s (4-fold evaluation)
Input signal voltage "0"
-3 V … 2 V
Input signal voltage "1"
2.5 V … 28 V
Input current
typ. 5 mA
Diagnostics LED
Warning strand A and B, error strand A and B, power,
enable
Resolution
approx. 5,000 positions in typical applications (per
revolution)
Power supply
via the E-bus, encoder/driver stage: via the power
contacts, motor: via terminal contacts
Current consumption from the E-bus
typ. 140 mA
Electrical isolation
500 V (E-bus/signal voltage)
Support NoCoEStorage [
yes
Configuration
no address setting required
Configuration via TwinCAT System Manager
Weight
approx. 105 g
Permissible ambient temperature range during
operation
0℃ ... +55℃
Permissible ambient temperature range during
storage
-25°C ... + 85°C
Permissible relative humidity
95%, no condensation
Dimensions (W x H x D)
approx. 27 mm x 100 mm x 70 mm
(connected width: 24 mm)
Installation
on 35 mm mounting rail according to EN 60715
Vibration / shock resistance
Conforms to EN 60068-2-6 / EN 60068-2-27
EMC immunity/emission
according to EN 61000-6-2 / EN 61000-6-4
according to IEC/EN 61800-3
EMC category
Category C3 - standard
Category C2, C1 - auxiliary filter required
Protection class
IP 20
Installation position
Approval
CE
EL70x7
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Version 1.0