Specifications; Inputs; Control - Omega CN8EPt User Manual

TM
PLATINUM Series Controllers User's Guide

9. Specifications

9.1 Inputs

Input Types
Current Input
Voltage Input
Thermocouple Input
(ITS 90)
RTD Input (ITS 90)
Configuration
Polarity
Accuracy
Resolution
Input Impedances
Temperature
Stability
A/D Conversion
Reading Rate
Digital Filter
CMRR
Excitation
Setpoint Adjustment
Warm Up to Rated
Accuracy

9.2 Control

Action Reverse (heat), direct (cool), or heat / cool
Autotune Operator initiated from front panel
Adaptive Tune User selectable; fuzzy logic continuous PID tuning optimization
Control Modes On/off or the following time/amplitude Proportional Control Modes:
selectable Manual or Auto PID, Proportional, Proportional with Integral,
Proportional with Derivative
Cycle Time 0.1–199 seconds
M5451
Thermocouple, RTD, Thermistor, Analog Voltage, Analog Current
4 to 20 mA, 0 to 24 mA Scalable
-50 to + 50 mV, -100 to 100 mV, -1 to 1 V, -10 to 10 Vdc Single Ended Scalable
+/- 50 and +/- 100 mV differential and ratiometric inputs, scalable
K, J, T, E, R, S, B, C, N
100/500/1000 Ω Pt sensor, 2-, 3- or 4-wire; 0.00385 (100 Ω only), 0.00392
(100 Ω only), or 0.003916 (100 Ω only) curves
Differential
Bipolar
Refer to Table 8
0.1°F/°C temperature; 10 µV process
Process Voltage: 10 MΩ for +/- 100 mV
Process Voltage: 1 MΩ for other voltage ranges
Process Current: 5 Ω
Thermocouple: 10 KΩ max

RTD: 0.04°C/°C

TC at 25°C (77°F): 0.05°C/°C (cold junction compensation)

Process: 50 ppm/°C
24 bit Sigma Delta
20 samples per second
Programmable from 0.05 seconds (filter = 1) to 6.4 seconds (filter = 128)
120 dB
Firmware selectable (no jumpers to set) to 5, 10, 12, and 24 Vdc @ 25 mA
-9999 to +9999 counts
30 min
Specifications
Omega Engineering | www.omega.com
73