14.4 Brief Characterization
726 Titroprocessor, Short Introduction
52
52
14 Technical Specifications
14.4 Brief Characterization
Compact titration and measuring instrument for analyses in the laboratory and plant. Connection
possibilities for 1 or 2 sample changers, 4 potentiometric sensors (pH / mV), 2 polarizable elec-
trodes, 2 temperature sensors.
Circuitry based on SMD technology, 32-bit microprocessor, 16 MHz clock frequency, 2 Mbyte bat-
tery-backed SRAM, 3 Mbyte EPROM.
Genuine multitasking with dynamic memory management.
Dimensions
Height
With built-in printer 205 mm, without printer 175 mm
Width
405 mm
Depth
500 mm
Weight
With built-in printer 12.6 kg, without printer 11.1 kg
Material
Housing
Polyurethane rigid foam with fire protection for fire
class UL94VO, FCHC-free
Power supply
Line voltage
100…120 V ± 10 %, 220…240 V ± 10 %
Line frequency
50…60 Hz
Power consumption
Max. 160 VA
Fuse
2 ATH (slow-blow, high breaking capacity)
5 mm Ø, length 20 mm
Screen
Type
LCD screen, backlit
Screen diagonal
257 mm
Resolution
640 x 400 dots, 4 grey levels; 28 lines each of 80
characters
Refresh rate
72 Hz
Contrast
Adjustable
Keyboard
Tactile touch keyboard with action point, splashwater-proof
Interfaces
2 x RS 232C for serial data communication with balance, PC or printer
Standard
EIA RS232C, CCITT V.24, ISO 2110, DIN 66020
Socket
D-subminiature 25-pin
Max. baud rate
9600
Remote interface for the control of external devices
Type
Logical control lines
Lines
8 Output (open collector), V
CE
= 40 V, I
C
= 20 mA
8 Input, (pull-up 5 V)
1 Power supply, 4…5.5 V, 200 mA
1 GND
