User manual

The world of flow
Seite 17
Reset Key enabled, Channel B – Pulse Counter
Reset key enabled Reset key disabled
If you have not enabled the reset key, the string “TOTAL“
is displayed.
Having completed the programming, disconnect the
programming input PROG from 0 V.
Please note that only the parameters confirmed with S/E
are accepted.
6. Technical Data
Displays
Special LC display with dimension line, 8 digits, 10 mm
digit height, pre-decimal point zero suppressed.
Display Capacity: Rate meter 99999999
Automatic decimal point
Pulse counter 99999999
Programmable decimal point
Accuracy
Period measurement accuracy:
Programmable to 0.1%, 1%, or 10% (corresponds to a
minimum resolution of 4, 3, or 2 digits, respectively).
The world of flow
Seite 18
Power Supply
internal lithium battery 3.6 V / 1.2 Ah
Average battery life 5 years
LED – Display backlighting
The LED display backlighting must be operated with
external voltage connected to 24 VDC and 0 V screw
terminals.
External Voltage: 24 VDC max. residual ripple 5%
absolute limits 19 to 30 VDC
Electromagnetic Compatibility (EMC)
Interference emission EN 55011 Group 1 Class B
Interference strength EN 50082-2
EN 61010-1 Measuring Insulation Voltage
100 Veff, Contamination Class 2, Surge Category III
DIN VDE 0411 Protection Class
Protection Class II
Electrical Connection
Terminal screw connection, P Phillips screws, size 1
max. lead section 2 x 1.5 mm²
min. lead section 2 x 0.2 mm²
IEC 529 Protection Class
IP 65 front
Temperature / Humidity range
Operating temperature range - 10°C to + 50°C
Storage temperature range - 20°C to + 70°C
Temperature / Humidity 90% relative humidity @ 38°C