chromatographically. Consist of :
1. Cobra3 Chem-Unit
1 pcs
allows to measure all important measuring quantities in chemistry and biology. You can run the Chem Unit with a computer via serial
interface or without a computer combined with the Com-Unit. Inputs:
-pHPotential 0-14 pH 0.01 pH -2.2-2.2 V +-1mV 10 Giga-Ohm, BNC
-Conductivity 6 ranges of measure ment 0-1000 mScm. pHPotential and
Conductivity are el ectrically isolated
-Temperature NiCr-Ni-Thermoelem. T1,T2,T3 -100 to +1500 degrC -Temperature Pt1000 sensor T4 -100 to +850 degr.C
-Temperature sensor in housing T0 0 to 85 degr.C. -Analog In 3 ranges of measur. +-3.2V; 32V; 81V
-TTL InOut for drop counter or motor piston burett General technical data:
-Voltage output 5V 0.2A e.g. for drop counter -Connections RS232-D-Sub-9 jack
-Bit rate up to 115200 bits -Voltage supply 12V 6W
-shock-resistant plastic housing with support bases, a wide range of fixing possibilities and two lateral connectors for cascading further units
2. Power supply 12V 2A
1 pcs
Small switching power supply with safetey class 2. Stabilised output voltage and short circuit resistant.
Including power supply cable.Recommended for use with Cobra3. Supply voltage: 100...230 V AC
Supply frequency: 50...60 Hz
3. Data cable, plug socket, 9 pole
1 pcs
RS232 data cable with two 9-pin SubD plugs. Cable length: appr. 1.8 m
Mass: 200 g
4. Software Cobra3 Chem-Unit
1 pcs
Measuring software for the Cobra3 CHEM-UNIT from the measure-family for data recording, data representation and data analysis:
- software is easy and intuitive to use - during the measurement you can choose between analogue displays, digital
displays and diagrams - it is possible to activate up to 8 digital dispays plus up to 4 analogue displays plus
up to 2 diagrams each with up to 3 measurment curves at the same time - manual or automatic data recording time controled
- integrated support for 3 different methods to record titrations manual reagent addition, registration of reagent volume by
drop counter, remote control of an automatic motor piston burette - innumerable integrated analysis and display possibilities:
automatic estimation of equivalence point with or without calculation of pKa-values, mean values, integrals and differentials of curves, curve
fitting, smoothing of curves, and many more - export function to any other WINDOWS application
- free updates of the software by internet
5. Temp. probe, imm. type, Pt1000, Cobra3 1
pcs
6. Immers. probe NiCr-Ni, teflon, 200°C
3 pcs
NiCr-Ni thermocouples with 2 pin standard flat plug Type K, free of thermal tension. Suitable for e.g. Digital Thermometer Hand-held measuring
device Temperature or interfaces. Technical data:
Temperature range: - 50…+ 300 °C Response time: approx. 10 s
Length of lead: 150 cm Dimensions of the probe
Diameter: 7 mm Length: 250 mm
7. Protective sleeves f.temp.probe,2 1
