NP4000

Technical Specification

The following table summarises the technical specification for both the NP4000 models 4001 and 4002 networked data acquisition and control systems. For further information please contact the sales department at sales@keynescontrols.com

PARAMETER

OPERATION

SPECIFICATION

RAM 84K Standard. 256K (Optional)
ROM NP4000 Operating System Storage 128K EEPROM
CPU Used for system control, internal processing TMS320 40MHz
and communications
Analogue Inputs System constructed from single 1 channel blocks 16 Differential Inputs. - User Specified
No. Of Channels Sigma Delta ADC converters 154.8 dB Dynamic Range
Resolution Sample rate at Hz/chan/sec 24 bit @ 0.1 - 2 KHz sample rate
16 bit @ 0,1 - 60 Hz sample rate
ADC Acquisition Cycle   Simultaneous on all inputs
Network Synchronised Data Acquisition   Synchronised to within 1ms for all networked instruments.
Programmable Amplifier Gains 1 - 128
Over Voltage Protection Individual isolation per channel (Standard) 500 V Rms
Input Ranges Individually Selectable per channel ± 2.5V, ± 5V, ± 10V, ± User Defined
Network Interfaces Standard Installation Ethernet:
(Fast Ethernet Optional)
Serial Comms. Interfaces RS-232. Conversion to RS-422 option available 115 kb (Single Port Operation)
RS-485 115 kb (Multi-drop Operation)
Digital I/O All I/O is individually protected
Input Ports User Defined - Max 16 Chans.
Output Ports User Defined - Max 16 Chans.
Input Levels Jumper selectable operating level. TTL compatible (Schmitt Trigger)
& High Voltage up to 300V Max.
Isolation Each channel is individually protected. 1500V opto isolation on digital inputs
Physical Characteristics
Power Maximum full load 15 W Maximum
Voltage Supply Range Auto level sensing 230/110 V AC 50/60 Hz
Transient Protection Varistor Lightening & Mains Transient Filter
Mains Supply Socket Type Switchable IEC Mains Adaptor
Battery Backup Interface Auto Switch Sensing 6V or 12V DC 200mA Trickle Charge NICAD Interface
Interface Connectors Klippon 5.08 mm Pitch 250V, 8A rate. Bush Clamp & Screw
Load 3.5A @ 5V
No Load 250 mA @ 5V
Size Plug In Module 160 X 24 HP X 6U
Desk Top Model 218 X 124 X 277 mm
Operating Temp -20 to +60 Degree C

The information provided in this documentation reliable at the time of the web page creation. However, KEYNES CONTROLS assumes no responsibility for inaccuracies or omissions on the use of this information, and all use of such information shall be entirely at the users own risk. Prices and specifications are subject to change without notice. No patent rights or licences to any circuits described herein are implied or granted to third party. KEYNES CONTROLS does not authorise or warrant any KEYNES CONTROLS products for use in life support or aircraft control applications.

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