A. Electrical :
Model 4150 A - Analog Comparators.
Model 4150 D - Digital Comparators.
Model 4150 M - Keyboard Programmbale.
Input Sensors :
a) Thermocouple : Type B, E, J, K, R, S, T with in built cold junction compensation and inbuilt linearisation in case of model 4150 M.
b) RTD : PT100 or PT 1000 with inbuilt linearisation in case of model 4150M.
c) Pressure : Any pressure transducer like piezo resistive, strain guage. The instrument generates 10 V DC excitation voltage for 350 W, bridge transducer.
d) 4 to 20 mA : from a two wire transmitter.
e) 0 to 2V DC : from any sensor.
a) +/- 0.05% of the range +/- 1 digit in case of 4 ½ digit display and
b) +/- 0.02 of the range +/- 1 digit in case of 3 ½ digit display
3 ½ or 4 ½ Digit 7 segment LED display with external decimal point programming facility.
a) Can be set by potentiometer adjustment in model 4150A.
b) Thumbwheel switches for setting in Model 4150D.
c) Keyboard programmable in Model 4150M.
a) 19999 for 4 ½ & 1999 for 3 ½ in both 4150A and 4150D models.
b) 4095 counts for 4150M model.
3 readings per second for all models using integrating type ADC with response time less than a second.
Zero and Span adjustment possible by potentiometers.
a) Output changeover available on the back panel on screw terminals for ON/OFF control.
b) Contact Rating - 4A, 240V AC.
a) 240 V AC +/- 15%, 50Hz or
b) 110 V AC +/- 15%, 50Hz.
OF SETPOINTS :
b) Can be set by potentiometer and indicated while setting by the same display by pressing a switch in Model 4150A.
c) Thumbwheel switches for setting in model 4150D.
d) Keyboard programmable in Model 4150M.
e) Setpoint can be made to operate for > or < in case of models 4150D and 4150M.
a) Working temperature range : 0 to 50ºC upto 90% R.H.
b) Storage temperature range : 0 to 70ºC upto 95% R.H.
a) Size : 96 x 96 x 200 mm DIN STD box with cutout 92 x 92 mm.
b) Weight : Approx. 1 kg. In view of continuous efforts of development we reserve the rights of changing any illustration or specification without prior notice.