Tel: +81-52-661-5150
Fax: +81-52-661-6418
E-mail: overseas@inet1.aichitokei.co.jp
2-70, Chitose 1-Chome, Atsuta-Ku, Nagoya 456-8691, Japan URL: http://www.aichitokei.net

04220208 1/8Specification Sheet
Battery-Powered Electromagnetic Water Meter
40 – 300 mm (with Pulse Output)

Model

SU40-KF, SU50-KF, SU65-KF, SU80-KF,
SU100-KF, SU125-KF, SU150-KF,
SU200-KF, SU250-KF, SU300-KF

Aichi Reference No.

SU40-300-KF-M

1. General
This is a battery built-in type electromagnetic water meter that M. Faraday’s Electromagnetic InductionLaw is applied. This meter demonstrates its wide measuring range and high durability as there is nomechanical moving part in the flow measurement tube of the meter. This meter has the external output
corresponding to the remote monitoring / the remote control.
2. Specifications
2-1. Main Materials･ Outer Casing ･････････････････ Stainless Steel･ Flow Measurement Tube ････････ Stainless Steel (Tube Liner: Epoxy Resin Powder Painting)･ Electrode ････････････････････ Stainless Steel･ Register Unit ･････････････････ Stainless Steel, Glass･ Electronic Unit ････････････････ Electronic Component, PC Board
2-2. Performance & Function
Flow Performance to ISO 4064, OIML R49/2013
Meter Size (mm)40
3Max. Flowrate
Q4 [±2%] (m /h)
31.3
Permanent Flowrate
Q3 [±2%] (m3 /h)25Transitional Flowrate
Q2 [±2%] (m3 /h)
0.16Min. Flowrate
Q1 [±5%] (m3 /h)
0.1
Measuring Range Q3/Q1 (R)250
Low Flow Cut (m3 /h)
0.05
Pressure Loss at Permanent Flowrate (Q3) (MPa)0.063 or lessMaximum Permissible Working Pressure (MPa)1.0Applicable Working Fluid+0.1 to +30
Measurable Fluid Temperature (℃)
Fluid Conductivity (μS/cm)
50 or more
Ambient Temperature (℃)-10 to +55
Waterproof
IP68
Max. Registration
999999.9999
Integrating (m3)
Flow
Smallest Scale
0.1
Registration
Unit (L)Instantaneous Flowrate (m3/h)
Others
No-Water Warning
Low-Battery Alarm
Built-in Lithium Battery
Power Supply
Estimated Battery Life: 10 years at 30℃ ambient
temperature (including storage time)
Weight (Meter with Pulse Output inc. 10m cable) (kg)Approx. 7.5
Weight (Meter with Pulse Output inc. 30m cable) (kg)Approx. 8.5
Piping Connection
Flange Connection Method
Remarks: Specifications are subject to change without notice.

Aichi Tokei Denki Co., Ltd.

Tel: +81-52-661-5150
Fax: +81-52-661-6418
E-mail: overseas@inet1.aichitokei.co.jp
2-70, Chitose 1-Chome, Atsuta-Ku, Nagoya 456-8691, Japan URL: http://www.aichitokei.net

04220208 2/8Specification Sheet
Battery-Powered Electromagnetic Water Meter
40 – 300 mm (with Pulse Output)

Model

SU40-KF, SU50-KF, SU65-KF, SU80-KF,
SU100-KF, SU125-KF, SU150-KF,
SU200-KF, SU250-KF, SU300-KF

Aichi Reference No.

SU40-300-KF-M

Flow Performance to ISO 4064, OIML R49/2013
50
65

Meter Size (mm)8010078.81252004063100160

Q2 [±2%] (m3 /h)

0.16

0.252

0.4

0.64

Q1 [±5%] (m3 /h)

0.1

0.158

0.25

0.4

0.2

0.32

Max. Flowrate

Q4 [±2%](m3 /h)50

Permanent Flowrate

Q3 [±2%] (m3 /h)Transitional Flowrate
Min. Flowrate

Measuring Range Q3/Q1 (R)400

Low Flow Cut (m3 /h)

0.08

0.126

0.063 or lessPressure Loss at Permanent Flowrate (Q3) (MPa)Maximum(MPa)Permissible

WorkingPressure

1.0

Applicable Working Fluid
Measurable Fluid Temperature (℃)
Fluid Conductivity (μS/cm)+0.1 to +30
50 or more

Ambient Temperature (℃)-10 to +55

Waterproof

IP68
Integrating
FlowRegistration
OthersPower Supply

Max. Registration(m3)
Smallest Scale
Unit (L)999999.9999

999999.999

0.1

1

Instantaneous Flowrate (m3/h)
No-Water Warning
Low-Battery Alarm
Built-in Lithium Battery
Estimated Battery Life: 10 years at 30℃ ambient
temperature (including storage time)

Weight (Meter with Pulse Output inc. 10m cable) (kg) Approx. 8.5 Approx. 9.5 Approx. 11.5 Approx.14.5
Weight (Meter with Pulse Output inc. 30m cable) (kg) Approx. 9.5 Approx.10.5 Approx. 12.5 Approx.15.5
Piping Connection

Flange Connection Method

Remarks: Specifications are subject to change without notice.

Aichi Tokei Denki Co., Ltd.

Tel: +81-52-661-5150
Fax: +81-52-661-6418
E-mail: overseas@inet1.aichitokei.co.jp
2-70, Chitose 1-Chome, Atsuta-Ku, Nagoya 456-8691, Japan URL: http://www.aichitokei.net

04220208 3/8Specification Sheet
Battery-Powered Electromagnetic Water Meter
40 – 300 mm (with Pulse Output)

Model

SU40-KF, SU50-KF, SU65-KF, SU80-KF,
SU100-KF, SU125-KF, SU150-KF,
SU200-KF, SU250-KF, SU300-KF

Aichi Reference No.

SU40-300-KF-M

Flow Performance to ISO 4064, OIML R49/2013
Meter Size (mm)

125

150

200

Q4 [±2%] (m3 /h）

313

500

788

Permanent Flowrate

Q3 [±2%](m3 /h）

250

400

630

Transitional Flowrate

Q2 [±2%] (m3 /h）

11.6

2.52

Min. Flowrate

Q1 [±5%] (m3 /h）

0.625

11.58

Max. Flowrate

Measuring Range Q3/Q1 (R)400

Low Flow Cut (m3 /h)

0.50.8Pressure Loss at Permanent Flowrate (Q3)(MPa)
Maximum Permissible Working Pressure(MPa)Applicable Working Fluid
Temperature (℃)
Measurable Fluid
Fluid Conductivity(μS/cm)Ambient Temperature (℃)

0.063 or less
1.0
+0.1 to +30
50 or more
-10 to +55

Waterproof

Registration

1.26

IP68
Max. Registration
Integrating (m3)
Flow
Smallest Scale
Unit (L)OthersPower Supply
Weight (Meter with Pulse Output inc. 10m cable) (kg)Weight (Meter with Pulse Output inc. 30m cable) (kg)999999.999

9999999.999
1

Instantaneous Flowrate (m3/h)
No-Water Warning
Low-Battery Alarm
Built-in Lithium Battery
Estimated Battery Life: 10 years at 30 ℃ ambient
temperature (including storage time)
Approx. 18.5
Approx. 24.5
Approx. 32.5
Approx. 19.5

Piping Connection

Approx. 25.5

Approx. 33.5

Flange Connection Method

Remarks: Specifications are subject to change without notice.

Aichi Tokei Denki Co., Ltd.

Tel: +81-52-661-5150
Fax: +81-52-661-6418
E-mail: overseas@inet1.aichitokei.co.jp
2-70, Chitose 1-Chome, Atsuta-Ku, Nagoya 456-8691, Japan URL: http://www.aichitokei.net04220208 4/8Specification Sheet
Battery-Powered Electromagnetic Water Meter
40 – 300 mm (with Pulse Output)

Model

SU40-KF, SU50-KF, SU65-KF, SU80-KF,
SU100-KF, SU125-KF, SU150-KF,
SU200-KF, SU250-KF, SU300-KF

Aichi Reference No.

SU40-300-KF-M

Flow Performance to ISO 4064, OIML R49/2013
Meter Size (mm)Max. Flowrate

250

300

Q4 [±2%] (m3 /h）

1250(m3 /h）

1000

Permanent Flowrate

Q3 [±2%]

Transitional Flowrate

Q2 [±2%] (m3 /h）

4Min. Flowrate

Q1 [±5%] (m3 /h）

2.5

Measuring Range Q3/Q1 (R)400

Low Flow Cut (m3 /h)

2Pressure Loss at Permanent Flowrate (Q3)(MPa)

0.063 or less
1.0

Maximum Permissible Working Pressure (MPa)Applicable Working Fluid
Temperature (℃)
Measurable Fluid
Fluid Conductivity(μS/cm)Ambient Temperature (℃)+0.1 to +30
50 or more
-10 to +55

Waterproof

Registration

IP68
Max. Registration
Integrating (m3)
Flow
Smallest Scale
Unit (L)OthersPower Supply
Weight (Meter with Pulse Output inc. 10m cable) (kg)Weight (Meter with Pulse Output inc. 30m cable) (kg)9999999.99
10
Instantaneous Flowrate (m3/h)
No-Water Warning
Low-Battery Alarm
Built-in Lithium Battery
Estimated Battery Life: 10 years at 30℃ ambient
temperature (including storage time)
Approx. 54.5
Approx. 70.5
Approx. 55.5

Piping Connection
Flange Connection Method
Remarks: Specifications are subject to change without notice

Aichi Tokei Denki Co., Ltd.

Approx. 71.5

Tel: +81-52-661-5150
Fax: +81-52-661-6418
E-mail: overseas@inet1.aichitokei.co.jp
2-70, Chitose 1-Chome, Atsuta-Ku, Nagoya 456-8691, Japan URL: http://www.aichitokei.net04220208 5/8Specification Sheet
Battery-Powered Electromagnetic Water Meter
40 – 300 mm (with Pulse Output)

Model

SU40-KF, SU50-KF, SU65-KF, SU80-KF,
SU100-KF, SU125-KF, SU150-KF,
SU200-KF, SU250-KF, SU300-KF

Aichi Reference No.

SU40-300-KF-M

Meter Size (mm)Pulse Transmitter
RedWhiteCable
Black
Green
LengthNumber of Contact
Output Form
Max. Current (mA)Max. Voltage (V)Residual Voltage (V)40
MX39-34E
CH1CH2CH3COM (GND)
10m / 30m
3
Normally open / Normally close (Optional)2030
1 or less
CH1100Max. Output
CH2100Frequency (Hz)CH30.555
Pulse Unit (L)
1/10/100/1000/10000
CH15-900 (duty 50%)
5-900 (duty 50%)
50-900 (duty 50%) in case that the pulse unit isPulse Width (ms)CH2different between CH1 and CH2 when [Option 0] ischosen
Min. 1.8s in case of [Option 2] or [Option 3]
CH3
Min.1.8s
Choose one from [Option 0], [Option 1], [Option 2]orContact[Option 3]:Output[Option 0]
CH1: Forward flow pulse with reverse flowcompensation
CH2: Forward flow pulse with reverse flowcompensation
CH3: Alarm[Option 1]
CH1: Forward flow pulse
Details of Contact Output
CH2: Reverse flow pulse
CH3: Alarm[Option 2]
CH1: Bi-directional absolute value pulse
CH2: D. flag (flow direction)
CH3: Alarm[Option 3]
CH1: Forward flow pulse with reverse flowcompensation
CH2: C. flag (During reverse flow compensation)
CH3: Alarm
Max. Transmission Distance (m)200Remarks: Specifications are subject to change without notice.
Aichi Tokei Denki Co., Ltd.

Tel: +81-52-661-5150
Fax: +81-52-661-6418
E-mail: overseas@inet1.aichitokei.co.jp
2-70, Chitose 1-Chome, Atsuta-Ku, Nagoya 456-8691, Japan URL: http://www.aichitokei.net04220208 6/8Specification Sheet
Battery-Powered Electromagnetic Water Meter
40 – 300 mm (with Pulse Output)

Meter Size (mm)Pulse Transmitter
RedWhiteCableBlackGreenLength
Number of Contact
Output Form
Max. Current (mA)Max. Voltage (V)Residual Voltage (V)Model

SU40-KF, SU50-KF, SU65-KF, SU80-KF,
SU100-KF, SU125-KF, SU150-KF,
SU200-KF, SU250-KF, SU300-KF

Aichi Reference No.

SU40-300-KF-M

5065
80100
MX39-34E
CH1CH2CH3COM (GND)
10m / 30m
3
Normally open / Normally close (Optional)2030
1 or less
CH1100Max. Output
CH2100Frequency (Hz)CH30.555
Pulse Unit (L)
1/10/100/1000/10000
CH15-900 (duty 50%)
5-900 (duty 50%)
50-900 (duty 50%) in case that the pulse unit isPulse Width (ms)CH2different between CH1 and CH2 when [Option 0] ischosen
Min. 1.8s in case of [Option 2] or [Option 3]
CH3
Min.1.8s
Choose one from [Option 0], [Option 1], [Option 2]orContact[Option 3]:
Output[Option 0]
CH1: Forward flow pulse with reverse flowcompensation
CH2: Forward flow pulse with reverse flowcompensation
CH3: Alarm[Option 1]
CH1: Forward flow pulse
Details of Contact Output
CH2: Reverse flow pulse
CH3: Alarm[Option 2]
CH1: Bi-directional absolute value pulse
CH2: D. flag (flow direction)
CH3: Alarm[Option 3]
CH1: Forward flow pulse with reverse flowcompensation
CH2: C. flag (During reverse flow compensation)
CH3: Alarm
Max. Transmission Distance (m)200Remarks: Specifications are subject to change without notice.
Aichi Tokei Denki Co., Ltd.

Tel: +81-52-661-5150
Fax: +81-52-661-6418
E-mail: overseas@inet1.aichitokei.co.jp
2-70, Chitose 1-Chome, Atsuta-Ku, Nagoya 456-8691, Japan URL: http://www.aichitokei.net

04220208 7/8Specification Sheet
Battery-Powered Electromagnetic Water Meter
40 – 300 mm (with Pulse Output)

Meter Size (mm)Pulse Transmitter
RedWhiteCable
Black
GreenLength
Number of Contact
Output Form
Max. Current (mA)Max. Voltage (V)Residual Voltage (V)Model

SU40-KF, SU50-KF, SU65-KF, SU80-KF,
SU100-KF, SU125-KF, SU150-KF,
SU200-KF, SU250-KF, SU300-KF

Aichi Reference No.

SU40-300-KF-M

125

150
200
MX39-34E
CH1CH2CH3COM (GND)
10m / 30m
3Normally open / Normally close (Optional)
20301 or less
CH1100Max. Output
CH2100Frequency (Hz)CH30.555
Pulse Unit (L)10/100/1000/10000
CH15-900 (duty 50%)
5-900 (duty 50%)
50-900 (duty 50%) in case that the pulse unit isPulse Width (ms)CH2different between CH1 and CH2 when [Option 0] ischosenMin. 1.8s in case of [Option 2] or [Option 3]
CH3
Min.1.8s
Choose one from [Option 0], [Option 1], [Option 2] orContact[Option 3]:
Output[Option 0]
CH1: Forward flow pulse with reverse flowcompensation
CH2: Forward flow pulse with reverse flowcompensation
CH3: Alarm[Option 1]
CH1: Forward flow pulse
Details of Contact Output
CH2: Reverse flow pulse
CH3: Alarm[Option 2]
CH1: Bi-directional absolute value pulse
CH2: D. flag (flow direction)
CH3: Alarm[Option 3]
CH1: Forward flow pulse with reverse flowcompensation
CH2: C. flag (During reverse flow compensation)
CH3: Alarm
Max. Transmission Distance (m)200Remarks: Specifications are subject to change without notice.
Aichi Tokei Denki Co., Ltd.

Tel: +81-52-661-5150
Fax: +81-52-661-6418
E-mail: overseas@inet1.aichitokei.co.jp2-70, Chitose 1-Chome, Atsuta-Ku, Nagoya 456-8691, Japan URL: http://www.aichitokei.net

04220208 8/8Specification Sheet
Battery-Powered Electromagnetic Water Meter
40 – 300 mm (with Pulse Output)

Meter Size (mm)Pulse Transmitter
RedWhiteCable
Black
Green
LengthNumber of Contact
Output Form
Max. Current (mA)Max. Voltage (V)Residual Voltage (V)Model

SU40-KF, SU50-KF, SU65-KF, SU80-KF,
SU100-KF, SU125-KF, SU150-KF,
SU200-KF, SU250-KF, SU300-KF

Aichi Reference No.

SU40-300-KF-M

250

300
MX39-34E
CH1CH2CH3COM (GND)
10m / 30m3
Normally open / Normally close (Optional)2030
1 or less
CH1100Max. Output
CH2100Frequency (Hz)CH30.555
Pulse Unit (L)10/100/1000/10000
CH15-900 (duty 50%)
5-900 (duty 50%)
50-900 (duty 50%) in case that the pulse unit isPulse Width (ms)CH2different between CH1 and CH2 when [Option 0] ischosen
Min. 1.8s in case of [Option 2] or [Option 3]
CH3
Min.1.8s
Choose one from [Option 0], [Option 1], [Option 2] orContact[Option 3]:
Output[Option 0]
CH1: Forward flow pulse with reverse flowcompensation
CH2: Forward flow pulse with reverse flowcompensation
CH3: Alarm[Option 1]
CH1: Forward flow pulse
Details of Contact Output
CH2: Reverse flow pulse
CH3: Alarm[Option 2]
CH1: Bi-directional absolute value pulse
CH2: D. flag (flow direction)
CH3: Alarm[Option 3]
CH1: Forward flow pulse with reverse flowcompensation
CH2: C. flag (During reverse flow compensation)
CH3: Alarm
Max. Transmission Distance (m)200Remarks: Specifications are subject to change without notice.
Aichi Tokei Denki Co., Ltd.