IAI ERC2, Operation Manuals, Page: 44 / 138

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3. Electrical Specifications
3. Electrical Specifications
3.1 Controller
Specification item Description
Number of controlled axes 1 axis/unit
Supply voltage 24 VDC r 10%
Supply current 2 A max.
Control method Weak field-magnet vector control
Positioning command
Position number specification, numerical specification, simple
numerical/position number specification
Position number Maximum 64 points
Backup memory
Position table data and parameters are saved in nonvolatile
memory.
Serial EEPROM can be rewritten 100,000 times.
PIO None
LED indicator Servo ON (green)/Alarm (red)
Method Magnetic type
Signals 0 to 5 V, phases A/B, incremental
Encoder
Resolution 200 pulses/rev (multiplied by 4 in an external circuit)
Communication RS485 1 channel (terminated externally)
Communication protocol Modbus/RTU, Modbus/ASCII
Electromagnetic brake A drive circuit is provided. 24 VDC r 10%, 0.15 A max.
Electromagnetic brake Release
The user must provide a selector switch. (Current consumption: 0.15
A max.)
Extension cable length 10 m or less
Communication cable length 100 m max. in total cable length
Isolation strength 500 VDC, 10 M :
Environment
Ambient operating
temperature
0 to 40 q C
Ambient operating
humidity
85%RH or less (non-condensing)
Operating ambience Free from corrosive gases, flammable gases, oil mist, and dust.
Storage temperature -10 to 65 q C (non-freezing)
Storage humidity 90%RH or less (non-condensing)
Vibration resistance
10 to 57 Hz in XYZ directions / Pulsating amplitude: 0.035 mm
(continuous), 0.075 mm (intermittent)
Protection class IP20
Weight Approx. 25 g
External dimensions 109 W x 40 D (mm), printed circuit board