Page 2 - Notice; Information in this document is subject to change without notice.; Initial release
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 Raven servo drives in their installation. The text and ...
Page 3 - Contents
Contents Chapter 1: Safety Information ............................................................................................... 1-1 1.1 Warnings ......................................................................................................................... 1-1 1.2 Cautions ............
Page 5 - Chapter 1: Safety Information; The following safety symbols are used in this manual:; Cleaning after soldering
Chapter 1: Safety Information In order to achieve the optimum, safe operation of the Raven servo amplifier, it is imperative that you implement the safety procedures included in this user guide. This information is provided to protect you and to keep your work area safe when operating the Raven and ...
Page 6 - Conformance to Standards
To avoid electric arcing and hazards to personnel and electrical contacts, never connect/disconnect the servo amplifier while the power source is on. Power cables can carry a high voltage, even when the motor is not in motion. Disconnect the Raven from all voltage sources before it is opened for ser...
Page 7 - Chapter 2: Introduction; ExtrIQ Product Family; Altitude
Raven Installation Guide MAN-RAVIG (Ver. 1.1) 2-1 Chapter 2: Introduction This user guide is intended for the design engineer who is integrating an Elmo Motion Control Raven servo amplifier into a machine. 2.1 ExtrIQ Product Family Elmo Motion Control's ExtrIQ product family is a set of durable moti...
Page 8 - Description
Raven Installation Guide Introduction MAN-RAVIG (Ver. 1.1) 2-2 2.2 Product Description The Raven is a series of miniature ExtrIQ current mode servo amplifiers for brushless motors with sinusoidal commutation. Although highly compact, the Raven can withstand extended environmental conditions and supp...
Page 9 - Figure
Raven Installation Guide Introduction MAN-RAVIG (Ver. 1.1) 2-3 Figure 2-1: Raven Block Diagram 44.2K 10.5K 10nF 10K 20K 20K 100K CREF1+ (J1,2) Protections CFM&CGC Logic 20K 20K CREF1- (J1,1) Current Limits ECLC(J2,1) ECLP(J2,3) ECLRET(J2,2) CM2(J1,8) CM3(J1,9) CMRET(J1,10) CM1(J1,7) Current Loop...
Page 10 - How to Use this Guide; Chapter 3, Installation
Raven Installation Guide Introduction MAN-RAVIG (Ver. 1.1) 2-4 2.5 How to Use this Guide Installation is the first step in integrating and operating the Elmo Raven servo amplifier. After carefully reading the safety instructions in the first chapter, the following chapters provide you with installat...
Page 11 - Chapter 3: Installation; Requirements; Feature Value; Unpacking the Amplifier Components; To unpack the Raven:
Raven Installation Guide MAN-RAVIG (Ver. 1.1) 3-1 Chapter 3: Installation 3.1 Site Requirements You can guarantee the safe operation of the Raven by ensuring that it is installed in an appropriate environment. Feature Value Ambient operating temperature -40 °C ~ 70 °C (- 40 °C ~ 160 °F) Maximum case...
Page 12 - Dimensions
Raven Installation Guide Installation MAN-RAVIG (Ver. 1.1) 3-2 3.3 Raven Dimensions Figure 3-1: Raven Dimensions
Page 13 - Mounting the Raven; Table
Raven Installation Guide Installation MAN-RAVIG (Ver. 1.1) 3-3 3.4 Mounting the Raven 3.4.1 Mounting the Heatsink The Raven dissipates its heat by natural convection, up to loads of 500W. For higher output loads, the amplifier should be mounted on an additional heatsink or cooled by fan. There are t...
Page 14 - Wiring the Raven
Raven Installation Guide Installation MAN-RAVIG (Ver. 1.1) 3-4 3.5 Wiring the Raven Figure 3-2: Basic Wiring
Page 15 - Functions
Raven Installation Guide Installation MAN-RAVIG (Ver. 1.1) 3-5 3.6 Connections 3.6.1 Pin Functions The Raven connections are described in the following figure and tables. Figure 3-3: Raven Connector Locations Pin Function Remarks VP+ Positive power input PR Power input return M 1 Motor power output ...
Page 18 - Power Transformer; Do not ground
Raven Installation Guide Installation MAN-RAVIG (Ver. 1.1) 3-8 Pin #/ Short Form Function Remarks 1 AOK Amplifier OK “Amplifier OK” indication output pin. When the amplifier is at normal operating conditions, this output is in “active low “ state. When a failure occurs, this output is changed to “op...
Page 19 - DC Power Supply; Appendix; dcmin; is the minimum DC bus; Vdcmax; is the maximum DC bus; Amplifier Voltage Range; Recommended capacitance
Raven Installation Guide Installation MAN-RAVIG (Ver. 1.1) 3-9 3.7 DC Power Supply The DC power supply can be at any voltage in the range defined in the technical specifications ( Appendix of this guide). The supply source must comply with the safety aspects of the relevant requirements, in accordan...
Page 20 - Chapter 4: Servo Control Operation; Current Command Input; and
Raven Installation Guide MAN-RAVIG (Ver. 1.1) 4-1 Chapter 4: Servo Control Operation 4.1 Current Command Input The Raven has two differential inputs. The input operating voltage range is ± 3.75 V, meaning that a 3.75 V signal will result in a fully rated peak current. The current limit circuits will...
Page 22 - Voltage
Raven Installation Guide Servo Control Operation MAN-RAVIG (Ver. 1.1) 4-3 4.4 External Current Limit - Continuous (ECLC) The continuous current limit of the Raven amplifier can be scaled down by an external voltage or by an external resistor connected from pin J2/ 1 (ECLC) to pin J2/2 (ECLRET). 4.4....
Page 23 - Resistor; At R; greater than; Amplifier Enable Logic
Raven Installation Guide Servo Control Operation MAN-RAVIG (Ver. 1.1) 4-4 4.5.2 External Resistor Connect an external resistor between terminal J2/3 (ECLP) and terminal J2/2 (ECLRET). The resistor value is given by: 0 < R ECLP < 11 .4 K ( 1 /8 Watt) At R ECLP greater than 11 .4K, the current l...
Page 24 - Indications; The status indications are reset when the fault disappears.
Raven Installation Guide Servo Control Operation MAN-RAVIG (Ver. 1.1) 4-5 4.8 Status Indications The following table lists the Raven amplifier status indications. Function Latch Option AOK SO1 SO2 SO3 1 Amplifier OK (AOK) N/A Low Open collector Open collector Open collector 2 External disable No Low...
Page 25 - Appendix: Technical Specifications; Feature Units; A.2 Electrical Specifications; Feature Details
Appendix: Technical Specifications A.1 Power Ratings Feature Units 5/60 10/60 15/60 25/60 3/100 10/100 15/100 20/100 2/200 6/200 10/200 15/200 Minimum supply voltage VDC 10 20 40 Nominal supply voltage VDC 50 85 170 Maximum supply voltage VDC 59 95 195 Maximum continuous power output W 240 480 720 1...
Page 26 - A.3 Mechanical Specifications; A.4 Environmental Conditions; Operating conditions
A.3 Mechanical Specifications Feature Details Size 82 x 62 x 25.4 mm (3.228 x 2.440 x 1.000 in) Weight 250 g (8.8 oz) Power pin material Brass with tin plating Power pin size 1.14 mm (0.45 in) square Power pin PCB layout 1.8 ± 0.05 mm (0.071 ± 0.002 in) Signal pin (J1, J2) material Phosphor bronze w...
Page 27 - A.5 Standards Compliance; Assurance; Quality Management; Specification Description; Aircraft, Electric Power Characteristics; Specification Details; Power conversion equipment
A.5 Standards Compliance A.5.1 Quality Assurance Specification Details ISO 9001:2000 Quality Management A.5.2 Design Specification Description In compliance with MIL-STD-704 Aircraft, Electric Power Characteristics In compliance with MIL-STD-810 Environmental Engineering Considerations and Laborator...
