![ABB WaterMaster Datasheet Download Page 51](http://html.mh-extra.com/html/abb/watermaster/watermaster_datasheet_4535051.webp)
51
WATERMASTER
ELECTROMAGNETIC FLOWMETER | DS/ WM-EN REV. Y
Product coding field numbe
r 1 … 6 7 … 9 10 11 12 13 14,15 16 17 18 19 20 21 22 23 24 25 26 27
Opt
ions
WaterMaster system. Reduced-bore sensor
with remote mounted transmitter
FER121
XXX X
X
X
X
XX
X
X
X
X
X
X
X
X
X
X
X
X
WaterMaster system. Reduced-bore sensor
with integral transmitter
FER111
WaterMaster reduced-bore sensor only, remote mount,
without transmitter
FER181
Calibration type
Class 2 calibration – standard accuracy 0.4 %
Class 1 calibration – high accuracy 0.2
Extended range, class 1 calibration – high accuracy 0.2 %
Extended range, class 2 calibration – standard accuracy 0.4 %
A
B
N
P
Installation temperature range / ambient temperature range
Standard design –20 to 60 °C (–4 to 140 °F)
1
Name plate
Adhesive label
A
Signal cable length and type
Without signal cable
5 m (16.4 ft)
10 m (32.8 ft)
20 m (65.6 ft)
30 m (98.4 ft)
50 m (164.0 ft)
80 m (262.5 ft)
100 m (325 ft)
150 m (490 ft)
Others
0
1
2
3
4
5
6
7
8
9
Explosion protection certification
General purpose (non-Ex design)
A
Protection class transmitter / protection class sensor
IP67 (NEMA 4X) / IP68 (NEMA 6P) – cable not fitted and not potted
IP67 (NEMA 4X) / IP68 (NEMA 6P) – cable fitted and potted
2
3
Cable conduits*
M20 x 1.5
NPT 1/2 in (blanked when cable not fitted)
M20 SWA armored (FEV121 and FEV181 only)
M20 SWA sensor, output and power connector (FEV121 and FEV181 only)
A
B
D
F
Power supply
Without (FEV18 only)
100... 230 V AC, 50 Hz
24 V AC or 24 V DC, 50 Hz
100... 230 V AC, 60 Hz
24 V AC or 24 V DC, 60 Hz
0
1
2
3
4
Input and output signal type
HART + 20 mA + pulse + contact output
PROFIBUS DP RS485 physical layer + pulse + contact output (FEV111 and FEV121 only)
MODBUS RTU RS485 physical layer + pulse + contact output (FEV111 and FEV121 only)
Without (FEV181 only)
A
G
M
Y
Configuration type / diagnostics type
Without (FEV18 only)
Factory defaults / standard diagnostics (FEV11 and FEV12 only)
0
1
Options**
Documentation language
German
Italian
Spanish
M1
M2
M3
French
English (default)
Chinese
M4
M5
M6
Portuguese
Russian
Danish
MA
MB
MF
Verification type
Without fingerprint
VeriMaster
V0
V3
Potable water approval
WRAS cold water approval
DVGW
ACS
CWA
CWD
CWF
Power supply frequency (sensor FER18 only)
50 Hz
60 Hz
F5
F6
* The type of signal cable supplied (standard or armored) depends on the type of cable conduit (variant digit number 24) ordered.
For FM or FMC Approved versions, NPT only permitted.
**Add codes for options.