Specifications are subject to change without notice
EM4-DINDS1003
3
EM4-DIN
VOFF 30 VDC max.
Pulse duration
220 ms (ON),
≥ 220 ms (OFF)
According to DIN43864
Alarm output
Number of outputs
1
Alarm type
Up alarm, down alarm.
Setpoint adjustment
0 to 100% of the electrical
scale
Hysteresis
0 to 100% of the electrical
scale
On-time delay
0 to 255 seconds
Response time
700 ms
Output type
Open collector (transistor NPN)
VON 1.2 VDC / max. 100 mA
VOFF 30 VDC max.
Insulation
By means of optocouplers,
2000 VRMS outputs to
measuring inputs,
2000 VRMS output to
supply input.
Insulation between the two
outputs: functional
AO2910 module
Relay + open collector
output. Working mode like
AO2900.
Pulse output
One static output+one relay
output, other characteristics
like AO2900.
Alarm output
Only relay output, other
characteristics like AO2900.
Output type
Static type like module
AO2900;
Relay type: SPDT,
AC1, AC15: 1AAC @250VAC
Insulation
2000 VRMS outputs to
measuring inputs,
2000 VRMS output to
supply input.
Insulation between the two
outputs: 2000 VRMS
Digital inputs (on request)
AQ2940 module
Four working modes are
selectable:
• total and partial energy
meters (kWh and kvarh)
without the use of digital
inputs
• total and partial energy
meters (kWh and kvarh)
managed by time periods
(t1-t2-t3-t4);
• total energy meters
(kWh, kvarh) and total
“day-time/night” GAS
meter;
• total energy meters
(kWh, kvarh), GAS
and WATER meters;
Number of inputs
2
Input frequency
20Hz max.
Duty cycle
50%
Prescaler adjustment
from 0,1 to 100,0 m3/ pulse
Contact measur. voltage
12V < +Aux < 24VDC
Logic status:
OFF < 2V, ON > 10V
Contact measur. current
15mA max
Input impedance
1k
Ω
Contact resistance
≤ 1kΩ, close contact
≥ 100kΩ, open contact
Insulation
By means of optocouplers,
2000 VRMS digital inputs to
measuring inputs,
2000 VRMS digital inputs to
supply input.
Interface module specifications (cont.)
to 5A)
Display
Variables
Up to 4 variables per page
Page 1:
kWh-kvarh
Page 2a: k Wh (t1-t2-t3-t4)
k varh (t1-t2-t3-t4)
Page 2b: GAS m3 day-time tariff,
GAS m3 night tariff
Page 2c: H2O m3, GAS m3
Page 3: WL1
Page 4: WL2
Page 5: WL3
Page 6: Wdmd
Errors
Phase sequence, serial
communication status, wrong
connection of current
measuring inputs.
Password
Numeric code of max.
3 digits
2 protection levels of the
programming data
1st level
Password “0”, no protection
2nd level
Password from 1 to 1000,
all data are protected
Transformer ratio
CT
1 to 5000
VT
1.0 to 199.9 and 200 to 1999
Note: The CT ratio * VT ratio
mustnever exceed the
value 5000. The current
measuring inputs can
manage CT’s with a
secondary of 1A and 5A
(accuracy always refers
Software functions
Self supplied version
400VL-L
(-20% +15%, 50-60Hz)
208VL-L
(-20% +15% , 50-60Hz)
220VL-L
(-10+15%, 50-60Hz)
Auxiliary power supply
230VAC -15 +10%, 50-60Hz
115VAC -15 +10%, 50-60Hz
48VAC; -15 +10%, 50-60Hz
24VAC; -15 +10%, 50-60Hz
18 to 60VDC; 77 to 143VDC
Energy consumption
≤ 7VA
Supply specifications
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