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Dragonfly/Butterfly
Current Mode Servo Amplifiers for DC Brush and Brushless
Motors with Trapezoidal Commutation in
Extended Environmental Conditions
Installation Guide
April 2008 (Ver. 1.1)
www.elmomc.com
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Notice This guide is delivered subject to the following conditions and restrictions: This guide contains proprietary information belonging to Elmo Motion Control Ltd. Such information is supplied solely for the purpose of assisting users of the Dragonfly and Butterfly servo drives in their installation. The text and graphics included in this manual are for the purpose of illustration and reference only. The specifications on which they are based are subject to change without not
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Dragonfly/Butterfly Installation Guide i MAN-DRBUIG (Ver. 1.1) Contents Chapter 1: Safety Information ...............................................................................................1-1 1.1 Warnings....................................................................................................................1-2 1.2 Cautions .....................................................................................................................1-2 1.3 Directives and Stan
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Dragonfly/Butterfly Installation Guide Contents ii MAN-DRBUIG (Ver. 1.1) 4.2.4 External Voltage................................................................................................ 4-2 4.2.5 External Resistor ............................................................................................... 4-3 4.2.6 Latch Mode (LM) .............................................................................................. 4-3 4.3 Status Indications.............................
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Dragonfly/Butterfly Installation Guide 1-1 MAN-DRBUIG (Ver. 1.1) Chapter 1: Safety Information In order to achieve the optimum, safe operation of the Dragonfly and Butterfly servo- amplifiers, it is imperative that you implement the safety procedures included in this installation guide. This information is provided to protect you and to keep your work area safe when operating the Dragonfly and Butterfly and accompanying equipment. Please read this chapter carefully before you begin th
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Dragonfly/Butterfly Installation Guide Safety Information 1-2 MAN-DRBUIG (Ver. 1.1) 1.1 Warnings Cleaning after soldering To avoid the damage of the product's acrylic coating the Dragonfly/Butterfly must not be cleaned after soldering by dissolving solvents and /or "water" cleaning process. For more details: http://www.elmomc.com/applications/article/Soldering-and- Cleaning_Application-Note.pdf To avoid electric arcing and hazards to personnel and electrical contacts, never conn
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Dragonfly/Butterfly Installation Guide Safety Information 1-3 MAN-DRBUIG (Ver. 1.1) 1.3 Directives and Standards The Dragonfly and Butterfly conform to the following industry safety standards: Safety Standard Item Aircraft, Electric Power Characteristics In compliance with MIL-STD-704 Environmental Engineering Considerations and In compliance with MIL-STD-810 Laboratory Tests Characteristics of 28 Volt DC Electrical Systems in In compliance with MIL-STD-1275 Military Vehicles Req
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Dragonfly/Butterfly Installation Guide Safety Information 1-4 MAN-DRBUIG (Ver. 1.1) 1.5 Warranty Information The products covered in this manual are warranted to be free of defects in material and workmanship and conform to the specifications stated either within this document or in the product catalog description. All Elmo drives are warranted for a period of 12 months from the time of installation, or 18 months from time of shipment, whichever comes first. No other warranties, expres
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Cymbal Installation Guide Introduction 2-1 MAN-CYMIG (Ver. 1.1) Chapter 2: Introduction This Installation Guide is intended for design engineers who are integrating Elmo Motion Control Cymbal servo amplifiers into a machine. 2.1 Product Description The Cymbal series of servo amplifiers is designed to operate in the current mode controlling permanent-magnet trapezoidal brushless motor and DC brush motor. The Cymbal exhibits “the highest density of power and intelligence” and can deli
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Cymbal Installation Guide Introduction 2-2 MAN-CYMIG (Ver. 1.1) 2.3 Fault Protection Built-in protection against possible fault conditions, including: Shorts between the outputs or between each output and the power input/return Over-heating Under/over voltage Failure of internal power supplies Latch mode for each protective feature 2.4 How to Use this Guide Installation is the first step in integrating and operating the Elmo Cymbal servo amplifiers. After carefully read
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Dragonfly/ Butterfly Installation Guide Installation 3-1 MAN-DRBUIG (Ver. 1.1) Chapter 3: Installation 3.1 Before You Begin 3.1.1 Site Requirements You can guarantee the safe operation of the Dragonfly and Butterfly by ensuring that they are installed in an appropriate environment. Feature Value Ambient operating temperature -40 °C to +70 °C (-40 °F to 160 °F) Maximum relative humidity 95% non-condensing Operating area atmosphere No flammable gases or vapors permitted in area Not
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Dragonfly/ Butterfly Installation Guide Installation 3-2 MAN-DRBUIG (Ver. 1.1) DRA- X/YY Continuous Current (Amps) Maximum DC Operating Voltage 3. Verify that the Dragonfly or Butterfly type is the one that you ordered, and ensure that the voltage meets your specific requirements. 3.3 Dimensions 3.3.1 Butterfly Dimensions Figure 3-1: Butterfly Dimensions
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Dragonfly/ Butterfly Installation Guide Installation 3-3 MAN-DRBUIG (Ver. 1.1) 3.3.2 Dragonfly Dimensions Figure 3-2: Dragonfly Dimensions 3.4 Mounting 3.4.1 Butterfly The Butterfly was designed for mounting on a printed circuit board (PCB). It is connected by 2mm pitch 0.51 mm square pins. When designing the Butterfly into a device, be sure to leave about 1 cm (0.4") outward from the heatsink to enable free air convection around the Butterfly. We recommend that the Butterfly be
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Dragonfly/ Butterfly Installation Guide Installation 3-4 MAN-DRBUIG (Ver. 1.1) 3.5 Integrating the Dragonfly and Butterfly on a PCB The Dragonfly and Butterfly are designed to be mounted on a PCB, either by soldering the pins directly to the PCB or by using suitable socket connectors. In both cases the following rules apply: 3.5.1 Traces 1. The size of the traces on the PCB (thickness and width) is determined by the current carrying capacity required by the application. The r
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Dragonfly/ Butterfly Installation Guide Installation 3-5 MAN-DRBUIG (Ver. 1.1) 3.5.2 Grounds and Returns The “Returns” of the Dragonfly and Butterfly are structured internally in a star configuration. The returns in each functional block are listed below: Functional Block Return Pin Power PR (Power Return) Internal Switch Mode P.S. PR (Power Return) Control section Internal, not accessible Feedback SUPRET (J2/2) The returns above are all shorted within the Dragonfly and Butterfly in
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Dragonfly/ Butterfly Installation Guide Installation 3-6 MAN-DRBUIG (Ver. 1.1) 3.6 Pin Functions The Dragonfly and Butterfly are PCB mounted analog servo drives. Their pinouts are described below. 3.6.1 Pinouts No. Pins Type Port Function Connector Location 2X11 J1 I/O connector 2 M3 Motor power output 3 2 M2 Motor power output 2 2 M1 Motor power output 1 2 mm Pitch 0.51 mm SQ 2 PE Protective earth 2 PR Power input return 2 VP+ Positive power input 1 VL Auxiliary power
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Dragonfly/ Butterfly Installation Guide Installation 3-7 MAN-DRBUIG (Ver. 1.1) 3.6.2 Connector J1 Pin Short # Form Function Description 1 EN+ Enable + Positive voltage input of the “Amplifier Enable” function. To enable operation of the amplifier, the optocoupler must be energized by applying voltage between this pin (+) and pin J1/22 (-). The optocoupler is isolated from the amplifier. See Figure 3-4. “OFF” voltage: 0 V < Vin < 1 V. “ON” voltage: 2.5 V < Vin < 10 V,
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Dragonfly/ Butterfly Installation Guide Installation 3-8 MAN-DRBUIG (Ver. 1.1) Pin Short # Form Function Description 14 ECLP External External voltage scales down the rated value. current limit Voltage range: 0 V to 3.75 V (3.75 V = rated Ip) peak Refer to Section 4.2. 15 LMRET Latch Mode Return for Latch Mode signals. return 16 GAIN Current gain Shorting this pin to LMRET pin (J1/15) reduces change the proportional gain of the current loop by 70%. 17 HARET Hall supply Retur
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Dragonfly/ Butterfly Installation Guide Installation 3-9 MAN-DRBUIG (Ver. 1.1) 3.7 Dragonfly/Butterfly Connection Diagram Figure 3-3: Dragonfly /Butterfly Connection Diagram 3.8 Evaluation Board and Cable Kit The same circuit board used for the Ocarina and Castanet is also available for evaluating the Dragonfly and Butterfly. It comes with standards terminal blocks for power connections and D-sub plugs/sockets for signals connections. The Evaluation Board is provided with a cable
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Dragonfly/ Butterfly Installation Guide Installation 3-10 MAN-DRBUIG (Ver. 1.1) 3.9 DC Power Supply The DC power supply can be at any voltage in the range defined in the technical specifications (the Appendix of this guide). The supply source must comply with the safety aspects of the relevant requirements, in accordance with the most recent version of the standard EN60950 or equivalent Low Voltage Directive Standard, all according to the applicable over-voltage category. If the powe
