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Products

RM4220

Special features

  • Amplifier for up to four 350 Q transducers
  • To use for mounting on DIN rails
  • Output ±10 V, 0 . 10 V and 4 . 20 mA
  • Adjustment via DIP switches and potentiometers
  • Service friendly via using plug‐in terminal

Type

RM4220

Accuracy class

0.1

Zero adjustment

Maximum for impedance 87 W

mV/V

±2.00

Amplifier gain

Maximum

Minimum

8500

80

Strain gage full bridge

VDC

5/10

Bridge excitation voltage

Strain gage impedance

W

;;: 80

Strain gage sensitivity

mV/V

0.3 ¼ 12

Input current

Input impedance

nA

W

5

typ. 1010

Output current

mA

4/20

Maximum non‐linearity

% FSO

±0.015

Output impedance

MW

typ. 40

Load resistance

W

max. 800

Output voltage

V

0/10 or ±10

Output short‐circuit current

mA

±22

Max. non‐linearity

% FSO

G = 1000 (±0.001)

Filter (3rd order)

Hz

50000±10

Maximum

Minimum / standard

Hz

3 ±10%

Thermal drift

V output

±10

Input offset voltage drift

mV/°C

typ. ±0.2 / ±5 G

Thermal sensitivity drift

ppm/°C

150

Max. current consumption Fixture

Connection

mA

200

Mounting rail TS35 as per DIN EN 60750 Screw terminal

Power supply

VDC

24 ±8

Operating temperature range

°C [°F]

0 ¼ +70 [32 ¼ 158]

Storage temperature range

°C [°F]

-40 ¼ +85 [-40 ¼ 185]

Temperature stabilization time

min

15

Inflammability

VO (UL94)

Degree of protection

IP 20

Dimensions (L x W x H)

mm

115 x 100 x 23

Housing material Color

Polyamide PA

grey

Weight, approx.

g

130

RM4220 - datasheet PDF, 0.09 Kb