Metrohm 717 Sample Changer User Manual
Page 23
5.1 Technical Specifications
717 Sample Changer, Appendix
21
Remote Interface
Programmable parallel interface for controlling external
instruments
Input:
t
p
t
p
>20 ms
Output:
t
p
t
p
>200 ms
V
CEO
= 40 V
I
C
= 20 mA
+5 V: Maximum charge = 20 mA
Temperatures
Nominal functional range 5 – 40 °C
Transport and storage: –40 – +70°C
Distribution
Connection to the External Bus of a Metrohm control device,
voltage
e.g. 726 Titroprocessor, ...
All data are typical values with the exception of those specially marked.
Safety Specifications
Constructed and tested according to IEC 1010 / EN 61010 /
UL 3101-1, Safety Class III
Degree of protection IP 22
The instruction manual contains information and warnings which
the user should follow to guarantee the safe operation of the in-
strument.
Electromagnetic Compatibility (EMC)
Emitted Interference: The instrument complies with the basic specifications
EN 50081-1/2 1992, EN 55011 (class B), EN 55022
(class B), and NAMUR.
Interference immunity: The basic specifications EN 50082-1 1997, and IEC 801-2 to
IEC 801-4 are adhered to.
+5V
active = low
inactive = high
active = low
inactive = high