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SCANNING MADE SIMPLE

EM27
OEM Scan Engine

integration guide

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Summary of Contents for EM27

Page 1: ...SCANNING MADE SIMPLE EM27 OEM Scan Engine integration guide...

Page 2: ...nction or design at any time without notice The information contained herein is subject to change without prior notice The products depicted in this manual may include software copyrighted by Fujian N...

Page 3: ...Revision History Version Description Date V1 0 0 Initial release April 6 2021 V1 0 1 Updated the 8 pin Box Connector section in Chapter 3 May 12 2021...

Page 4: ......

Page 5: ...n 5 Introduction 5 General Requirements 5 ESD 5 Dust and Dirt 5 Ambient Environment 5 Thermal Considerations 6 Optical Elements 6 Mounting 7 Housing Design 7 Optics 8 Window Placement 8 Window Materia...

Page 6: ...DC Characteristics 17 Operating Voltage 17 Ripple Noise 18 I O Voltage 18 Operating Current 19 Timing Sequence 21 Power Up and Power Down Timing Sequence 21 Chapter 5 External Reference Circuit 23 Ext...

Page 7: ...o mechanical engineer should conduct an opto mechanical analysis before integration Chapter Description Chapter 1 Getting Started Gives a general description of the EM27 Chapter 2 Installation Describ...

Page 8: ...2 Related Documents 8 pin box connector specification Xiamen PinToPin Electronic Technology Co Ltd Model 1 0T 8AWB http www ptpxm com...

Page 9: ...Compliance Statement The EM27 complies with IEC 62471 2006 for LED safety The EM27 contains a CMOS image sensor and its lens four LEDs a buzzer a 8 pin box connector Figure 1 1 System Block Diagram Th...

Page 10: ...27 provides a buzzer to indicate power on and good read statuses The Power On Beep and Good Read Beep can be programmed On or Off and the Good Read Beep Volume Duration and Frequency are also programm...

Page 11: ...ce It is advised to take corresponding protection measures when integrating the engine The engine is shipped in ESD safe packaging Always exercise care when handling the engine outside its package Be...

Page 12: ...ating the EM27 Avoid continuous use of LEDs for prolonged periods Reserve sufficient space for good air circulation in the design Avoid wrapping the EM27 with thermal insulation materials such as rubb...

Page 13: ...imaging performance Housing design should make sure that internal reflections from the aiming and illumination system are not directed back to the engine The reflections from the housing or window can...

Page 14: ...ed glass are recommended Window material selected for the engine should meet or exceed the specifications specified in Table 2 2 When using a clear plastic window it is recommended to apply anti refle...

Page 15: ...applied to window surfaces to reduce reflected light from the window back into the engine Multi layer AR coatings on windows help to achieve less than 0 5 reflectance and covered wavelength is 400 780...

Page 16: ...10 Window Size The window must not block the field of view and should be sized to accommodate the FOV envelopes shown below Horizontal Figure 2 3 Vertical Figure 2 4...

Page 17: ...isit the Newland website or contact your dealer Figure 2 5 Ambient Light The EM27 shows better performance with ambient light However high frequency pulsed light can result in performance degradation...

Page 18: ...physical interface of the EM27 consists of a 8 pin box connector 8 pin box connector can be used as RS 232 interface or USB interface The figure below illustrates the position of the connector on the...

Page 19: ...anning is activated until a barcode is decoded or the decode session timeout expires pulse width 25ms The duration can be programmed To learn how to program the parameter please see the EM27 user guid...

Page 20: ...Specifications Unit mm The EM27 is equipped with a 8 pin box connector 8 pin Box Connector The 8 pin box connector on the EM27 is supplied by Xiamen PinToPin Electronic Technology Co Ltd Model No 1 0...

Page 21: ...15 Dedicated Cable for 8 pin Box Connector The dedicated cable can be used to connect the engine s 8 pin box connector to a host device Cable for 8 pin Box Connector USB interface Figure 3 3...

Page 22: ...16 Cable for 8 pin Box Connector RS 232 interface Figure 3 4...

Page 23: ...e connector Hot plugging could damage the engine Unstable power supply or sharp voltage drops or unreasonably short interval between power ons may lead to unstable performance of the engine Do not res...

Page 24: ...meter Standard pk pk Unit EXT_VCC 250 mV EXT_VCC Ripple Figure 4 2 I O Voltage Table 4 3 Parameter Condition Minimum Typical Maximum Unit VIL Low Level Input Voltage 0 3 0 0 8 V VIH High Level Input V...

Page 25: ...19 Operating Current Table 4 4 VCC 5 0V 25 Description State Peak Current RMS Unit Working Current VDD 5 0V 625 mA Standby Current 62 mA Peak Current Figure 4 3 Working Current Figure 4 4...

Page 26: ...20 Standby Current Figure 4 5...

Page 27: ...alize the engine Operate the engine via the host 1 3s later after the engine is powered on 2 Before powering off the engine ensure that data transmission via its communication interface s is complete...

Page 28: ...22 Serial Communication Waveform Figure 4 7 USB Communication Waveform Figure 4 8...

Page 29: ...rence Circuit External Circuit Design Good Read LED Circuit The circuit below is used to drive an external LED for indicating good read Figure 5 1 Beeper Circuit The circuit below is used to drive an...

Page 30: ...24 Trigger Circuit The circuit below is used to provide the engine with a signal to trigger a scan and decode session Figure 5 3...

Page 31: ...6 Auxiliary Tool The EM27 provides the following tool to assist users in engine configuration EasySet EasySet is a Windows based configuration tool developed by Newland which can be used to configure...

Page 32: ...SCANNING MADE SIMPLE Newland EMEA HQ 31 0 345 87 00 33 info newland id com newland id com Need more info Contact us or one of our partners at newland id com partners...

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