Gossen MetraWatt SINEAX DME 440 Mode D'emploi page 36

System response
Duration of the
measurement cycle: Approx. 0.5 to 1.2 s at 50 Hz,
depending on measured variable
and programming
Response time: 1 ... 2 times the measurement cycle
Accuracy class: (the reference value is the full-scale
value Y2)
Measured Condition
variable
System:
0.5 ≤ X2/Sr ≤ 1.5
Active, reactive
0.3 ≤ X2/Sr < 0.5
and apparent
power
Phase:
0.167 ≤ X2/Sr ≤ 0.5 0.25 c
Active, reactive
0.1 ≤ X2/Sr < 0.167 0.5 c
and apparent
power
0.5Sr ≤ S ≤ 1.5 Sr,
(X2 - X0) = 2
0.5Sr ≤ S ≤ 1.5 Sr,
1 ≤ (X2 - X0) < 2
0.5Sr ≤ S ≤ 1.5 Sr,
Power factor,
0.5 ≤ (X2 - X0) < 1
active power
0.1Sr ≤ S < 0.5Sr,
and reactive
power
(X2 - X0) = 2
0.1Sr ≤ S < 0.5Sr,
1 ≤ (X2 - X0) < 2
0.1Sr ≤ S < 0.5Sr,
0.5 ≤ (X2 - X0) < 1
0.1 Ur ≤ U ≤ 1.2 Ur
AC voltage
0.1 Ir ≤ I ≤ 1.5 Ir
AC current/
current averages
0.1 Ur ≤ U ≤ 1.2 Ur
System
frequency resp.
0.1 Ir ≤ I ≤ 1.5 Ir
Energy meter acc. to IEC 1036
0.1 Ir ≤ I ≤ 1.5 Ir
* Basic accuracy 0.5 c for applications with phase shift
Factor c (the highest value applies):
Linear characteristic:
c =
Bent characteristic:
X0 ≤ X ≤ X1
c =
X1 < X ≤ X2
c =
36
Accuracy
class*
0.25 c
0.5 c
0.25 c
0.5 c
1,0 c
0.5 c
1.0 c
2.0 c
0.2 c
0.2 c
0.15 + 0.03 c
(f = 50...60 Hz)
N
0.15 + 0.1 c
(f = 16 2/3 Hz)
N
1.0
Y0
1 -
Y2
or c = 1
X0
1 -
X2
Y1 - Y0 X2
· or c = 1
X1 - X0 Y2
Y1
1 -
Y2
or c = 1
X1
1 -
X2
Y
X0/Y0
X2/Y2
X
Limit of the output
range
Fig. 10. Examples of settings
with linear characteristic.
Influencing quantities and permissible variations
Acc. to IEC 688
Safety
Protection class: II
Enclosure protection: IP 40, housing
IP 20, terminals
Pollution degree: 2
Installation category: III
Insulation test: Input voltage:
Input current:
Output:
Power supply: AC 400 V, DC 230 V
Power supply Acc. to type label
AC/DC power pack (DC or 50 - 60 Hz)
Rated voltage
24 - 60 V DC / AC
85 - 230 V DC / AC
≤ 9 W resp. ≤ 10 VA
Power consumption:
Option (not allowed for CSA)
Power supply from
measuring input
≥ 24 - 60 V AC or 85 - 230 V AC
(self powered):
Please note the max. and min. measuring input voltage!
Type label Input voltage
inscription range
(* acc. to appli- = internal power
cation N or U2) supply range
Self powered
by U1/* 24 - 60 V AC
(int. 24-60 V)
Self powered
by U1/* 85 - 230 V AC
(int. 85-230 V)
Programming connector on transducer
Interface: RS 232 C
DSUB socket: 9-pin
5
9
GND
DTR
The interface is electrically insulated
CTS
TXD
from all other circuits.
RTS
RXD
DSR
6 1
Y
X0/Y0
X1/Y1
X2/Y2
X
Limit of the output
range
Fig. 11. Examples of settings
with bent characteristics.
AC 400 V
AC 400 V
DC 40 V
Tolerance
DC – 15 to + 33%
AC ± 10%
Tolerance Power
supply
connec-
tion
Internal
± 10%
measuring
input