Description
This unit has 8 channels capable of measuring Thermocouples, Voltage or Current, depending on the module configuration.
Features
- 16 bit ADC
- 3000V dc inter module isolation
- Direct measurement of thermocouples, voltage and current
- Cold Junction Compensation for thermocouples
- Can be Configured using simple ASCII Commands
Specifications
Analog Input
- Input Channels: 8 differential (or 6 differential and 2 single- ended by jumper select)
-
Input Type: +/-15mV, +/-50mV, +/-100mV, +/-500mV, +/-1V, +/-2.5V,
+/-20mA (requires optional external 125 ohm resistor)
Thermocouple Type J, K, T, E, R, S, B, N, C. L, M - Resolution: 16-bit
- Sampling Rate : 10 Samples/ Second
- Accuracy: +/-0.1%
- BandWidth: 15.7Hz
- Zero drift: 0.5uV/°C
- Span drift: 25ppm/°C
- Input Impedance: 20M Ohms
- Common Mode Rejection: 150dB min
- Normal Mode Rejection: 100dB
- Over voltage Protection: +/-35V
- Open Thermocouple Detection: No
- Photo-Isolation: 3750 Vrms
- Intra-module Isolation, Field to Logic: 3000 VDC
Other
- Interface: RS-485
- Format: N, 8, 1
- Baud Rate: 1200 ~ 115200bps
- LED Display: 1 LED as Power/ Communication indicator
- Power Input: +10 to +30 Vdc
- Power Consumption: 1.0W
- Operating temperature: -25 to 75°C
- Storage temperature: -40 to 85°C
- Humidity: 5 to 95%, non-condensing