Indicator
Digital 280
L1/L2 = red LED
Alarm 1/2
(Limit value, Sensor break)
Ü The parameter and configuration values change
faster, the longer the key is pressed.
We recommend making a note of the initial value before changing.
*
Some of the operations apply only for versions with options
SAFETY HINTS
Please read the enclosed safety hints (9499 047 07101) carefully, and follow them!
The insulation of the instrument conforms to EN 61 010-1 with pollution degree 2,
overvoltage category III (versions 9407-300-1xxx1 overvoltage category II ) , operation
voltage 300V and protection class I.
This instrument is not explosion-protected!
For signals from hazardous areas, we recommend using the Digital 380.
ELECTROMAGNETIC COMPATIBILITY
The indicator Digital 280 meets the following European Standards :
Electromagnetic radiation EN 50 081-1 and Susceptibility to interference EN 50 082-2.
The instrument is suitable for unrestricted use in rural and industrial areas.
TECHNICAL DATA r Data sheet order no. 9498 737 29713
9499-040-47801
R= yellow LED :
Remote = Operation only via interface; Front operation disabled
(also possible on units without interface)
Operating Instructions
9499 040 47801
valid from No. 8319
Engineering unit can be changed by
using the adhesive labels supplied
Front keys
M Selector key, for changing levels
and acknowledgement
I Increase value r
D Decrease value r
(89/336/EWG)
Ü
Ü
1