Datasheet

CG01-H 569
SENSORS
ULTRASONIC SENSORS
MA40 SERIES
MA40 SERIES
OPEN TYPE FEATURES
■ Small size: 10 and 16
■ Combined types
■ High SPL types
■ Low voltage/current types
APPLICATIONS
■ Burglar alarms
■ Object detection devices
■ Distance measurement devices
MA40E SERIES
WATERPROOF TYPE FEATURES
40kHz Sensors
■ Waterproof
■ Many types leaded/not
■ Short ringing time
■ Directive models
APPLICATIONS
■ Rear backing sonar
■ Corner sonar
For more detailed information regarding this product line in North America, consult us. To receive additional information on Murata Products call 1-800-831-9172.
DIMENSIONS: mm
MA40S4R/S
MA40E6-7
MA40B8R/S
MA40E9-1
MA40S5
MA40E7R/S
MA40B7
MA40E8-2
SPECIFICATIONS
Part Number MA40E7R/S MA40S4R/S MA40B8R/S MA40B7 MA40E6-7 MA40S5 MA40E8-2 MA40E9-1
Construction Waterproof type Open structure type Waterproof type Open structure type Waterproof type
Using Method Receiver and Transmitter (Dual use) type Combined use type
Nominal Frequency (kHz) 40
Overall Sensitivity (dB) ———–45
+4
–5
— –50 ± 4 — —
Sensitivity (dB) –74 min. –63 ± 3 –63 ± 3 — –82 min. — –85 min. –85 min.
Sound Pressure (dB) 106 min. 120 ± 3 120 ± 3 — 108 min. — 106 min. 103 min.
Directivity (deg) 100 80 50 44 75 70 75 100 x 50
Capacitance (pF) 2200 ± 20% 2550 ± 20% 2000 ± 20% 2000 ± 20% 2200 ± 20% 2550 ± 20% 2800 ± 20% 4000 ± 20%
Operating Temp. Range (°C) –30 ~ +85 –40 ~ +85 –30 ~ +85 –40 ~ +85 –30 ~ +85
Detectable Range (m) 0.2 ~ 3 0.2 ~ 4 0.2 ~ 6 0.2 ~ 4 0.2 ~ 2 0.2 ~ 2.5 0.2 ~ 1.5 0.2 ~ 1.5
Resolution (mm) 9
Dimension (mm) 18
␾
x 12h 9.9
␾
x 7.1h 16
␾
x 12h 16
␾
x 12h 18
␾
x 12h 9.9
␾
x 7.1h 14
␾
x 8h 18
␾
x 10h
Weight (g) 4.5 0.7 2.0 2.0 4.5 0.7 2.4 4.8
Allowable Input 85 (40kHz) 20 (40kHz) 40 (40kHz) 100 (40kHz) 140 (40kHz sine wave) 60 (40kHz) 160 (40kHz) 160 (40kHz)
Voltage (Vp-p) Pulse width 0.4ms
Continuous signal Continuous signal
Pulse width 0.4ms Pulse width 0.4ms Pulse width 0.4ms Pulse width 0.8ms Pulse width 0.8ms
(Rectangular wave) Interval 100ms Interval 100ms Interval 100ms Interval 100ms Interval 60ms Interval 60ms
Packaging Quantity (Pcs.) 90 540 150 150 90 540 80 80
PART NUMBERING SYSTEM
MA40 첸첸(–첸)(R
/
S)
40kHz B: 16mm dia. MODEL R: RECEIVER FOR DUAL TYPE
FAMILY S: SMALL 10mm dia. S: SENDER FOR DUAL TYPE
E: WATERPROOF
␾9.9
7.1
10
5
␾18
12
10
10
␾10.4
␾18
10
40
3
␾16
12
9
10
␾18
12
10
10
␾10.4
␾16
12
9
10
8 ± 0.3
39.5 ± 5
␾14 ± 0.3
␾10.4
␾9.9
7.1
10
5
WATERPROOF OPEN
SENSORS