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14.26-3 

INTECH Micro 
2300-MULTI 

2 RTD Inputs, 2 Analogue Inputs, 1 

Analogue Output, 4 Digital Inputs, 

2 Digital Outputs 

Features. 

 

Mixture of input and output types

 

 

2 RTD, 2 AI, 1 AO, 4 DI, 2 DO

 

Modbus RTU RS485. 

 

Easy Programming Via MicroScan Maps. 

 

Plug-in Connectors Makes Replacement Easy. 

 

Programmable Station Number. 

 

Programming Information Retained on Power Down. 

 

24 V DC Power Supply. 

 

Easy to Install. 

 

Compact DIN Rail Mount Enclosure. 

 
 
 

 

 

 
 
Description. 

The 2300-MULTI station has a multipurpose combination of inputs and outputs. The station can accommodate 
either 2 or 3 wire RTD sensors, current (4~20mA) inputs, current (4~20mA) output, and digital inputs and outputs. 
The station includes 2 RTD Inputs, 2 Analogue Inputs, 1 Analogue Output, 4 Digital Inputs and 2 Digital Outputs. 
 

Ordering Information. 

 
       

2300-MULTI 

2 RTD, 2 AI, 1 AO, 4 DI, 2 DO. RS485 COMMS, Modbus RTU. 24Vdc Power Supply. 

        Options  

 

Analogue  input  option : 0~10V DC 

 

 

 

Analogue output option : 0~10V DC

 

Quality Assurance Programme. 

The modern technology and strict procedures of the ISO9001 Quality Assurance Programme applied during  
design, development, production and final inspection grant long term reliability of the instrument. This instrument 
has been designed and built to comply with EMC and Safety Standards requirements. 

CAUTION: Dangerous voltages may be present. The 2300-MULTI has no user serviceable parts.  

Protective enclosure only to be opened by qualified personnel. 
Remove ALL power sources before removing protective cover. 

1.1 Factory Configurations 

The Intech Micro 2300 series I/O Remote Stations are factory configured to connect directly to MicroScan V5  
software. Only the Station number (station ID) needs to be set via the easily accessible dip switches. No other 
station settings are required, making the new 2300 series one of the most friendly available. Simply setup the  
Station number on each 2300 station, install and the MicroScan software will scan the data hi-way and  
automatically locate each station. All stations will be displayed on a visual map. 

 

1.1.1 I/O Expansion

 

Expansion is made easy by simply installing another station with a unique station number and instructing  
MicroScan to find a new station. MicroScan will support up to 127 stations. Although RS485 data hi-way is rated 
for 1200 metres, it is recommended to use an RS485 booster every 500 metres or between each set of 16  
stations. Due to the large variation in site conditions, this advice is based on typical site conditions and does not 
guarantee no fault operating conditions. 

2300 models include: 
2300-A8I : 8 Current Inputs. 
2300-A8II : 8 Isolated Current Inputs. 
2300-A8VI : 8 Isolated Voltage Inputs. 
2300-Tc8 : 8 Isolated Thermocouple Inputs. 
2300-RTD6 : 6 RTD Inputs. 
2300-MULTI : 2 RTD, 2 AI, 1 AO, 4 DI, 2 DO. 
2300-D16 : 16 Digital Inputs. 
2300-RO4 : 4 Relay Outputs. 
2300-NET : Isolated Ethernet to RS485. 

 

Summary of Contents for 2300-MULTI

Page 1: ...ons Communications between the computer running MicroScan V5 and the 2300 series stations is RS485 1 pair cable multi drop as standard with an option for TCP A 32bit ARM CPU is used in the 2300 series stations to provide high speed data processing and fast communications turn around times All 2300 series stations have been equipped with status led s which are used to indicate the status of the Inp...

Page 2: ... 70 71 70 71 2300 I O Remote Station 2300 I O Remote Station 2300 I O Remote Station COM TX TX 74 71 USB USB 70 COM TX TX 74 71 70 2100 IS NS RS485 Converter Isolator MicroScan V5 RS232 RS232 2300 I O Remote Station 70 71 RS485 DATA HI WAY CABLE POLARITY MUST BE OBSERVED RS485 DATA HI WAY CABLE POLARITY MUST BE OBSERVED Resistor 1k End of Data Hi way Junction Box IMPORTANT i All cables must be scr...

Page 3: ...he 2300 MULTI has no user serviceable parts Protective enclosure only to be opened by qualified personnel Remove ALL power sources before removing protective cover 1 1 Factory Configurations The Intech Micro 2300 series I O Remote Stations are factory configured to connect directly to MicroScan V5 software Only the Station number station ID needs to be set via the easily accessible dip switches No...

Page 4: ...ut Points 2 Maximum Voltage 36 Vdc Maximum Current 100 mA per output Vceon 1 1V Max Isolation Between field and logic 1500Vrms between field and logic Connectors Logic Power and Comms 4 Pin plug in connector on side of station Inputs 18 Way screw plug in connector on top of station Comms Protocols RS485 Modbus RTU Baud Rate 9600 Format 8 bit No Parity 1 Stop Power Supply Logic Supply Voltage 12 24...

Page 5: ...N OFF ON OFF 44 OFF OFF ON ON OFF ON OFF 45 ON OFF ON ON OFF ON OFF 46 OFF ON ON ON OFF ON OFF 47 ON ON ON ON OFF ON OFF 48 OFF OFF OFF OFF ON ON OFF 49 ON OFF OFF OFF ON ON OFF 50 OFF ON OFF OFF ON ON OFF STATION ID DIP SWITCH SETTINGS SW1 SW2 SW3 SW4 SW5 SW6 SW7 51 ON ON OFF OFF ON ON OFF 52 OFF OFF ON OFF ON ON OFF 53 ON OFF ON OFF ON ON OFF 54 OFF ON ON OFF ON ON OFF 55 ON ON ON OFF ON ON OFF ...

Page 6: ...ON OFF OFF ON ON ON ON 122 OFF ON OFF ON ON ON ON 123 ON ON OFF ON ON ON ON 124 OFF OFF ON ON ON ON ON 125 ON OFF ON ON ON ON ON 126 OFF ON ON ON ON ON ON 127 ON ON ON ON ON ON ON RS485 Tx RS485 Rx Power Switch 1 Switch 10 2300 MULTI Dimensions The 2300 MULTI enclosure is shown below The station clips directly onto an industry standard DIN rail Field wiring is on the top of the station via a separ...

Page 7: ... where MODBUS is required please refer to the 2300 MULTI MODBUS supplementary manual which is available for download from the Intech website www intech co nz 2300 1 3 4 2 12Vdc 115mA Pin Connection 24Vdc 58mA Comms RS485 70 71 81 82 Notes 1 Logic power input terminals 17 18 range 12 24Vdc The logic power supply input must be isolated and completely separate to the power supply that powers the 2300...

Page 8: ... between wires of a pair 50 F m Capacitance between each wire to all others bunched together 95 F m Cross talk between pairs 1kHz 100kHz 90dB 100m 50dB 100m Characteristic Impedance 100kHz 135 Attenuation of a pair 1kHz 10kHz 100kHz 50kHz 1MHz 1 5MHz 0 15dB 100m 0 42dB 100m 0 8dB 100m 0 9dB 100m 1 9dB 100m 2 4dB 100m NOTE All cables are to be subject during manufacture to in process spark testing ...

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