Manostar switch

MS61A-RA

MS61A-RA
List ofproducts

RoHS

WO81

WO71

FR51A

MS99

MS99S

MS61A-RA

QDP33

EMD8A

EMD7

EMT1

EMTGP1MS61A-RA

EMT1H

With built-in lead switch(single-pole normally open sealed type)
EMT6

EMP5A

EMRT1

HWS15A

Product code

MS61A

L

120

PakPa

Manostar switch

MS61A-RA

MS61A-RA
List ofproducts

WO81
Model

Instrument for upper limit setting

Instrument for lower limit setting

MS61AHVMS61ALV

Pressure unit

Durable vibration

WO71

2

Pressure measurement
methodPressure-receivingelement

FR51A

2

Durable impactInsulation resistance

Measured gas
Pressure setting method

Withstand voltage

Standard mounting
orientation

Compatible pipe

Operating ambient
temperature

MS99

Terminal screw size
Polarity of piping
connector

Operating ambient
humidity
Instrument bodywithstanding pressure

MassApprox. 140 g

Mounting screw size

M4

MS99S

Withstanding pressureof pressure-receiving
element

MS61A-RAExterior material

Pressure range code

Pressure range

Scale setting accuracy

Maximum operating

120 D*

20–120 Pa±5 0 Pa37.5 Pa

300 D

50–300 Pa±15 PaPa

100–Pa

±25 Pa120 Pa

1.2 E

0 2–1.2 kPa±0 050 kPa0.240 kPa

3E

0 5–3 kPa

±0 15 kPa

0.

E

1– kPa±0 30 kPa1.20 kPa

DQDP33

EMD8A

EMD7kPaEMT1

EMTGP1EMT1H

0.25 A DC

10 W DC

EMT6EMP5A

EMRT1

HWS15AManostar switch

MS61A-RA

MS61A-RA
List ofproducts

WO81

External dimension drawing

WO71

FR51A

MS99

MS99S

MS61A-RA

QDP33

EMD8A

Mounting orientation and range
EMD7

EMT1

EMTGP1

EMT1H

EMT6

EMP5A

EMRT1

HWS15A

Overview of structure
NumberName12345DiaphragmManostar switch

MS61A-RA

MS61A-RA
List ofproducts

Accessories dedicated to MS61A

RoHS

Knob cover set

WO81

Terminal cover
WO71

FR51A

MS99
Item number

Material

Item number

TCA-Material

A

MS99S

MS61A-RA
Differential
pressure
increases.

QDP33

EMD8A
Set
pressure
Operatingpressure
difference

Upper limit setting and lower limit setting

EMD7(dead band)

Resetpressure

EMT1
Time

Figure for explanation ofoperating pressure difference

EMTGP1

EMT1H

EMT6

EMP5A

EMRT1

Scale setting
Instrument for upperlimit setting
Instrument for lowerlimit setting

Setting dial scale adjustment

Contact action

HWS15A

Warranty
Warranty periodThe warranty period for our product is one (1) year from delivery to the location specified by the orderer who makes a direct transaction
with us.

If any failure or defect attributable to us becomes clear during the above warranty period, we will repair the product or supply asubstitute product free of charge. However, even during the warranty period, we will exclude the product from the scope of the warranty
if the failure or defect corresponds to any of the following:(1) The failure or defect was caused by an unreasonable condition, environment, handling, or usage not mentioned in theinstruction manual, specifications, and our product catalog.
(2) The failure or defect was caused by a factor other than our product.
(3) The failure or defect was caused by a modification or repair conducted by a party other than us.
(4) The failure or defect was caused by an event that could not be foreseen at the scientific and technical levels at the time ofproduct shipment from us.
(5) The failure or defect was caused by an external factor not attributable to us, such as acts of God and disasters.
Please note that the warranty mentioned here means the warranty for our individual product, and damage provoked by a failure or
defect of the product is excluded from the scope of the warranty.
*This warranty is valid only in Japan.

Application and usage
Our products are designed and manufactured as general-purpose instruments for general industries.
Therefore, our products are not intended for the following uses, and our products used in such a manner are outside the scope ofapplication.
(1) Equipment that is anticipated to greatly affect lives and properties, such as nuclear power generation, aviation, railways, marine
vessels, vehicles, and medical devices(2) Utilities that include electricity, gas, and service water(3) Use in outdoor locations and under similar conditions or environments other than those stipulated in the instruction manual(4) Usage to which considerable safety consideration and attention equivalent to (1) and (2) above need to be given

Service
Because the product price does not include service expenses, such as the dispatch of engineers, we will separately charge for theexpenses in the following cases:(1) Instruction for installation and adjustment and a witnessed test run(2) Maintenance inspection, adjustments, and repairs(3) Technical guidance and technical education(4) Witnessed inspections of products at our factory<<Note>> The product specifications and information in this catalog are subject to change without prior notice for product improvement orother reasons.

For order placement, contact

Generalagent

Manostar Co., Ltd.

1-2-3 Nishishiriike-cho, Nagata-ku, Kobe City, Hyogo 653-0031
TEL. +81-78-621-7000 FAX. +81-78-621-7788

Manufacturer

Yamamoto Electric Works Co., Ltd.

1-2-3 Nishishiriike-cho, Nagata-ku, Kobe City, Hyogo 653-0031
TEL. +81-78-631-6000 FAX. +81-78-631-6020

SEPTEMBER 2021 YAMAMOTO ELECTRIC WORKS CO., LTD., JAPAN