B Technical Data; General Data (Mechanical); Batteries - Elster EK220 Operating Instructions And Installation Information

B Technical data
B-1 General data (mechanical)
Housing/construction
Dimensions (W x H x T)
Weight
Cable connection
Screen
Protection
Ambient conditions accord. to
Ambient temperature
Humidity conditions
Point of use
Mechanical ambient conditions accord. to MID Directive:
Class
Electromagnetic ambient conditions accord. to MID Directive:
Class
B-2 Batteries

Batteries

The min. service life of five years is guaranteed for the following standard operating mode:
Ambient temperature
Measurement cycle (MCyc)
Operating cycle (OCyc)
K-value mode (Md.K)
Mode Input
Display active
Optical interface active
Internal interface (terminals)
© Elster GmbH
Wall-mounted housing (horizontally);
aluminium cast alloy G AI SI 12 / DIN 1775;
with cable glands
Approx. 126 x 126 x 90 mm
(with cable glands)
Approx. 1.7 kg
Clamp terminals; d = 0.3 ... 1.4 mm
with flexible cable fit core-end sleeves
Connect cable screen to the cable gland
IP 66 according to EN60529
MID Directive:
-25°C ... +55 °C
condensation
open
M2
E2
1 lithium battery; 3.6V; size D
normal rated capacity: 16.5 Ah
Usable capacity for EK220: 13.0 Ah
Order no.: 73015774
1 additional lithium battery optional
for double battery service life
Order no.: 73015774
T = -10...+50 °C
a
30 s
300 s (5 minutes)
1 (acc. S-Gerg-88)
1 (pulse input)
1 hour per month
15 minutes per month
Not used
Volume Conversion Device EK220
115