Process Indicators

1490 Panel Indicator

1490 Panel Indicator

Indicator 1490 is a universal device with one or two configurable alarms, optional linear process variable retransmission, optional pressure sensor power supply, and optional Modbus communication.

1490 Panel Indicator

1490 Panel Indicator

1490 Panel Indicator

1490 Panel Indicator

1490 Panel Indicator

1490 Panel Indicator

1490 Panel Indicator

1490 Panel Indicator

1490 Panel Indicator

1490 Panel Indicator

Indicator functions:

 

Output configuration:
1 or 2 relay outputs with optional linear retransmission
Alarms:
2 high / low alarms with adjustable hysteresis
Displayed values:
Process, maximum and minimum value
  The user interface: 3 buttons, 5 digits 13 mm high display, 2 LED alarm indications, red backlight

Indicator inputs:

 

Thermocouple types:
J, K, C, R, S, T, B, L, N a PtRh20%vsPtRh40%
RTD:
3 Wire PT100, 50Ω per lead maximum (balanced)
Strain gauge:
350 Ohm Strain Gage
     Bridge Connection: 4 or 6 wire (6 to use internal shunt cal switch) 
     Bridge Excitation: 10V ±7%
     Bridge Sensitivity: 1,4 až 4 mV / V
   Input Signal Span:  - 25% to +125% of full scale (approximately -10 mV to +50 mV)
 Calibration:  Internal switch between CAL2 & CAL1 terminals.
External resistor only
 Shunt Value: From 40% to 100%
  DC Linear: 

0 to 20mA, 4 to 20mA,
0 to 50mV, 10 to 50mV,
0 to 5V, 1 to 5V, 0 to 10V, 2 to 10V

  Scaleable: -1999 to 99999 with adjustable decimal point
  Impedance:  >10MΩ for Thermocouple and mV ranges, 47KΩ for V ranges and 5Ω for mA ranges
  Accuracy: ±0.1% of input range ±1 LSD (T/C CJC better than 1°C)
Sampling:  10 per second, 16 bit resolution approximately (100ms sample time)
Sensor Break Detection:  <2 seconds (except zero based DC ranges), high alarms activate for T/C, RTD and mV ranges, low alarms activate for mA or V ranges

Outputs and options:

 

 
Alarm Relays: 
Contacts Single Relay SPDT 2 Amp resistive at 240V AC, >500,000 operations. Latching or non-latching. Dual Relay SPST 2 Amp resistive at 240V >200,000 operations. Reinforced safety isolation from inputs and other outputs
DC Linear Retransmit Outputs: 
0 to 20mA, 4 to 20mA into 500Ω max, 0 to 10V, 2 to 10V, 0 to 5V into 500Ω min. 15 3/4 bit (1 part in 52K) and updated at about 65ms intervals. (130ms settling time) Stability: ±76ppm
Transmitter Power Supply:
Output 24VDC @ 60mA
  Serial Communications: 2 Wire RS485, 1200 to 19200 Baud, Modbus
  Logic Input: External reset of latched relay, stored alarm 1 elapsed time, stored min/max PV values or initiate tare function. Action occurs on high (3 to 5VDC) to low <0.8VDC, or Open to Closed transition

Operating & Environmental 

 

 
Temperature and relative humidity:
0 to 55°C (-20 to 80°C storage), 20% to 95% RH non-condensing
Power Supply: 
110 to 240V 50/60Hz 7.5VA (optional 20 to 48V AC 7.5VA/22 to 65V DC 5 watts) 
Front Panel Protection: IEC IP66  
IEC IP66 (Behind panel protection is IP20)
  Standards:  CE. Pollution Degree 2, Installation Category II “UL Listed”

INDICATOR DIMENSIONS:


 

DIAGRAM:

 

Certification Approval

 

EU Declaration of Conformity

ISO 9001:2015

EAC - The Eurasian Conformity mark

UL Approval