|Design||Based on high speed 32 bit Microcontroller and 16 bit ADC|
|Analog / Digital Signal Input||1) Thermocouple: J, K, E, T, B, R, S types (any one user selectable)
RTD: Pt-100 2 or 3 wire, or Variable Resistance (Any one to specify)
Voltage: 0-1V,0-5V,1-5V,0-10V, +/-10V,
Current: 0-20mA, 4-20mA, +/-25mA
2) Digital Serial Input: RS-485 over MODBUS RTU protocol.
3) Digital Input: NPN / PNP or potential free contact.
|Factory Set Input||User may specify at the time of placing order.|
|Display||4 digit – 4” seven segment red LED display (DPI-4000-M)
4 digit – 1” seven segment red LED display for SET Point / for Unit display (optional)
|Display Range||Full positive range of thermocouple or Pt-100 and -1999 to 9999 counts for others - user scalable.|
|Decimal Point||User settable through keyboard|
|Calibration Range||User can calibrate or scale the desired range as per requirement using front panel 4 push buttons.|
|Resolution||1 °C for thermocouple input and 0.1 °C for Pt-100 input. For other process input as per the user requirement.
1 count, 0.1 count, 0.01 count or 0.001 count (user selectable – through front panel push buttons – only for process inputs)
|Accuracy||+/-0.1% of the specified range for Process Input
+/-0.1 °C or +/-1oC for Input from Temperature sensors
(Software linearized for T/C and Pt-100 input)
|Distance between 2 digits||Sufficient to identify each digit from long distance.|
|Aux. Power Supply||90 to 265VAC, 50/60Hz 25VA / 35VA|
|Settings||Range selection, Calibration and Decimal point selection facility is provided through push button / keys in the front.|
|Re-transmission Output||(4-20)mA Retransmission output proportional to the selected type of input and its calibrated range RL max = 400 Ohm.|
|Serial Interface ports |
|2 nos. of independent – RS-485 2 wire port – with programmable SLAVE ID Selectable baud rate of: 4800, 9600, 19200, 38400 bps.
Parity: odd, even, no parity user selectable.
Ports can be configured as Master or Slave as per the application.
|Relay Output||2 independent sets of relay change over contacts (NO-C-NC) rated for 5A @ 230VAC (Relay1 and Relay2)|
|Loop Supply||24VDC @ 100mA to power external loop powered or direct powered transmitters/sensors.|
|Enclosure||Dust free – Metallic powder coated.|
|Size (mm.)||500(W) x 250(H) x 150(D)- 4” LED display|
|Operating conditions||Temperature: 10 to 60 °C, RH 90% max. (non condensing)|
|Enclosure Color||Standard Siemens gray or User may specify required color for MOQ 10 nos.|
|Mounting||Wall mounting key holes, Ceiling mounted hooks or can be placed on a shelf.|
|Technical Documents||Each display unit will be supplied along with the detail user’s manual, wiring diagram, calibration report and MODBUS protocol – as per the Part No.|
|Sr. No.||Description||Part No.|
|1||Process Indicator with 4 Inch Display size -accepting Universal Analog Input (Single Sided Display)||1201-4|
|2||Process Indicator with 4 Inch Display size -accepting Serial interface on 2 wire RS-485 bus over MODBUS RTU protocol |
- In Slave mode. (Single Sided Display)
|3||Event Counter with 4 Inch Display size -accepting input from NPN/PNP driver or from potential free contact |
from Relay or Micro-switch. (Single Sided Display)
|4||Process Indicator with 4 Inch Display size - accepting Universal Analog Input. (Double Sided Display)||1204-4|
|5||Process Indicator with 4 Inch Display size - accepting Serial interface on 2 wire RS-485 bus over MODBUS RTU protocol |
- In Slave mode. (Double Sided Display)
|6||Event Counter with 4 Inch Display size - accepting input from NPN/PNP driver or from potential free contact |
from Relay or Micro-switch. (Double Sided Display)