photodetector module DM0089C data sheet ENS- ECH
Contents
1. 9 testdata Module test data is supplied on request 10 dynamic range Typical counting sensitivity for DM0089C at 400 nm Note that automatic dead time correction has been applied at high count rates The dynamic range can be further extended at low count rates by dark count subtraction in the software 11 functional diagram photocathode disable HV 5V red O OV black a user out violet trigger in grey DMO089C data sheet page 2 12 outline drawing mm eee 6 way fixed plug pini USBOV USB power USB DM USB DP user out trigger in ORUN power input 4 75 V to 5 25 V 2 1 mm dc power connector centre positive 4 holes M3 x 6 5 deep on 25 centres 0 25 80 0 0 25 15 7 22 0 dia active area 0 25 56 5 13 installation and operation Each module is supplied with test data Wherever possible carry out installation in subdued light Remove the protective cap from the window of the module If necessary clean the photomultiplier window using a lens tissue moistened with alcohol Do not use any other solvent Mount the module and make power input and signal connections Do not expose the photomultiplier tube photocathode to strong lights while the module is energised 14 warning Do not attempt to repair or dismantle this product High voltage used within the module presents an electric shock hazard2. Do not operate beyond the maximum ratings or reverse the input voltage this may result in loss of performance or permanent damage to the product Sens Tech Limited 6A Langley Business Centre Station Road Langley Berkshire SL3 8DS UK tel 44 0 1753 214714 fax 44 0 1753 214715 e mail info sens tech com arising therefrom an ISO 9001 registered company www sens tech com The company reserves the right to modify these designs and specifications without notice Developmental devices are intended for evaluation and no obligation is assumed for future manufacture While every effort is made to ensure accuracy of published information the company cannot be held responsible for errors or consequences e SENS TECH 2 SENSOR TECHNOLOGIES Sens Tech Limited DS_DM0089C Issue 3 28 March 2014
3. photodetector module DM0089C data sheet 1 description The DM0089C photodetector module comprises a type 9111B80 25 mm diameter end window photomultiplier tube with blue green sensitive bialkali photocathode with low dark counts a positive high voltage power supply and a high speed amplifier discriminator The model includes a counter and micro controller with USB interface All are encapsulated within a rectangular metal case with connectors for power input and USB signal output 2 applications Intended for ultra low light measurement applications requiring single photon detection Utilises a USB interface to a host computer oO features easy to operate compact rectangular assembly electrostatic shielding operates from low voltage supply preset discriminator level and HV fully enclosed high voltages only 500 mW total power dissipation typical 70 MHz count rate capability wide dynamic range D accessories adaptor for SMA terminated optical fibre type DMSMA universal ac power adaptor type PSU5V 3A USB cable with type A plug oa characteristics O photocathode spectral response 7 user l O connections TTL input and output lines are available for control of the module and to command peripheral operations 8 user manual amp software link A manual giving detailed instalation start up software link and programming procedures is supplied by e mail after receipt of purchase order
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