Pressure transducers DMU 03 Industrial version

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BEF 65700 65710 65720 65730 65740 65750 65760 65770 65780 65790 65800 65810 65820 65830

Data sheet Pressure transducers DMU 03 Industrial version

Benefits

For low pressure ranges
Versions for relative pressure and absolute pressure
Excellent long-term stability
Ex version (optional)
Option SIL 2

Application

For electronic pressure measurement in mechanical and plant engineering as well as process engineering applications. With flush diaphragm, the pressure transducers are also suitable for use with viscous, highly viscous media.

Versions

Type	Connection	Measuring range	Part no.
DMU 03	G½B EN 837-1/7.3	-1/0 bar	31634
DMU 03	G½B EN 837-1/7.3	-1/+1.5 bar	31635
DMU 03	G½B EN 837-1/7.3	-1/+3 bar	31636
DMU 03	G½B EN 837-1/7.3	-1/+5 bar	31637
DMU 03	G½B EN 837-1/7.3	0/40 mbar	32024
DMU 03	G½B EN 837-1/7.3	0/60 mbar	32025
DMU 03	G½B EN 837-1/7.3	0/100 mbar	31638
DMU 03	G½B EN 837-1/7.3	0/160 mbar	31639
DMU 03	G½B EN 837-1/7.3	0/250 mbar	31145
DMU 03	G½B EN 837-1/7.3	0/400 mbar	31146
DMU 03	G½B EN 837-1/7.3	0/600 mbar	31147
DMU 03	G½B EN 837-1/7.3	0/1 bar	31148
DMU 03	G½B EN 837-1/7.3	0/1.6 bar	31149
DMU 03	G½B EN 837-1/7.3	0/2.5 bar	31150
DMU 03	G½B EN 837-1/7.3	0/4 bar	31151
DMU 03	G½B EN 837-1/7.3	0/6 bar	31152
DMU 03	G½B EN 837-1/7.3	0/10 bar	31153
DMU 03	G½B EN 837-1/7.3	0/16 bar	31154
DMU 03	G½B EN 837-1/7.3	0/25 bar	31155
DMU 03	G½B EN 837-1/7.3	0/40 bar	31156
DMU 03	G½B EN 837-1/7.3	0/60 bar	31157
DMU 03	G½B EN 837-1/7.3	0/100 bar	31158
DMU 03	G½B EN 837-1/7.3	0/160 bar	31159
DMU 03	G½B EN 837-1/7.3	0/250 bar	31160
DMU 03	G½B EN 837-1/7.3	0/400 bar	31161
DMU 03	G½B EN 837-1/7.3	0/600 bar	31162
DMU 03 VM	G½B DIN 3852 type E	0/100 mbar	31643
DMU 03 VM	G½B DIN 3852 type E	0/160 mbar	31644
DMU 03 VM	G½B DIN 3852 type E	0/250 mbar	31165
DMU 03 VM	G½B DIN 3852 type E	0/400 mbar	31166
DMU 03 VM	G½B DIN 3852 type E	0/600 mbar	31167
DMU 03 VM	G½B DIN 3852 type E	0/1 bar	31168
DMU 03 VM	G½B DIN 3852 type E	0/1.6 bar	31169
DMU 03 VM	G½B DIN 3852 type E	0/2.5 bar	31170
DMU 03 VM	G½B DIN 3852 type E	0/4 bar	31171
DMU 03 VM	G½B DIN 3852 type E	0/6 bar	31172
DMU 03 VM	G½B DIN 3852 type E	0/10 bar	31173
DMU 03 VM	G½B DIN 3852 type E	0/16 bar	31174
DMU 03 VM	G½B DIN 3852 type E	0/25 bar	31175
DMU 03 VM	G½B DIN 3852 type E	0/40 bar	32026
DMU 03 HD	M20 x 1.5 female	0/1,000 bar	33402
DMU 03 HD	M20 x 1.5 female	0/1,600 bar	33403
DMU 03 HD	M20 x 1.5 female	0/2,200 bar	33404

Blue part no. = in-stock items

Downloads

	Description	Format
Data sheet Pressure transducers DMU 03 Industrial version	Data sheet	PDF
Pressure transmitters DMU 03…Ex, DMU 04…Ex, DMU 05…Ex, DMU 07…Ex	Operating instructions	PDF
Pressure transmitters / screw-in probes DMU 01, DMU 01 K, DMU 03, DMU 03 HD, DMU 04, DMU 05P, DMU 07, DMU 07 FG	Operating instructions	PDF
Electronic pressure measurement - pressure transducers DMU series	Product range industrial technology	PDF
Enquiry pressure transducers DMU	Checklists	PDF
Pressure transducers DMU 01, DMU 03, DMU 04, DMU 05, DMU 08, DMU 08T	Declaration of Conformity	PDF
NA Pressure transducers DMU 03 Industrial version	Options	PDF

Description

Pressure transducers convert physical pressure into an electrical signal proportional to the pressure. DMU 03 is equipped with an oil-filled piezo-resistive silicon measuring cell. DMU 03 has safety integrity level SIL 2 (IEC 61508/61511).

Technical data

Measuring accuracy

Deviation from the characteristic curve according to IEC 60770 – limit point calibration (non-linearity, hysteresis, repeatability)
< ± 0.35 % FSO
0/100 – 0/400 mbar < ± 0.5 % FSO
0/1,000 – 0/2,200 bar < ± 0.5 % FSO

Measuring range

See ordering table

Overpressure safety

At least 3 x FS

40, 60 bar:

105 bar

> 400 bar:

At least 1.5 x FS

Burst pressure

At least 5 x FS

25 bar:

120 bar

400 bar:

1,250 bar

> 600 bar:

At least 3 x FS

Operating temperature range

Medium:

-40/+125 °C

Ambient:

-40/+85 °C

Storage:

-40/+100 °C

Temperature error band

P_N < 0.4 bar:

≤ ± 1 % FSO In compensated range 0/70 °C

P_N > 60 bar:

≤ ± 0.75 % FSO In compensated range 0/70 °C

P_N ≤ 60 bar:

≤ ± 0.75 % FSO In compensated range -20/+85 °C

Dynamic characteristics

Response time:

≤ 10 ms

Process connection

G½B EN 837-1/7.3
G½B DIN 3852 type E
M20 x 1.5 female

Material

Housing:

Stainless steel 316 L

Pressure connection

DMU 03:

Stainless steel 316 L

DMU 03 VM:

Stainless steel 316 L

DMU 03 HD:

Stainless steel 630

Diaphragm

DMU 03:

Stainless steel 316 L

DMU 03 VM:

Stainless steel 316 L

DMU 03 HD:

Stainless steel 630

Seal:

FKM (Viton)

Pressure transmission liquid

Silicone oil

Supply voltage

DMU 03:

DC 8 – 32 V

DMU 03 VM:

DC 8 – 32 V

DMU 03 HD:

DC 12 – 36 V

Output signal

2-wire, 4–20 mA

Load

R<sub>Max</sub> = [(UB – UB<sub>Min</sub>)/0.02 A] Ω

Current input

< 25 mA

Electrical protection

Short circuit proof and protected against reverse polarity

Electrical connection

Connector and junction box as per ISO 4400 (DIN 43650-A)

Degree of protection

IP 65 (EN 60529)

CE conformity

EMC Directive 2014/30/EU
RoHS Directive 2011/65/EU
Pressure Equipment Directive 2014/68/EU

Options

Other process connections
Other electrical connections
Field housing (stainless steel 303)
Other seal materials
Higher accuracy and overpressure safety
Fitting of chemical seal
EX version (II 1G Ex ia IIC T4 Ga, II 1D Ex ia IIIC T85°C Da)
SIL 2 (IEC 61508/61511) 2-wire

Technical drawings

DMU 03 - connection G½B EN 837 and ISO 4400

DMU 03 VM - Connection G½B DIN 3852 type E with protruding diaphragm

DMU 03 HD with M20 x 1.5 female thread and ISO 4400

wiring diagram