Chapter 1 Introduction
www.supmea.com
2
1.2 Parameter
Model
DM3000
DM2800
Display
2.8-inch monochrome LCD screen, resolution 128*64
Dimension
Overall dimension: 100mm * 100mm * 150mm
Cutout dimension: 92.5mm*92.5mm
Thickness of the
installation panel
1.5mm
～
13mm
Weight
0.65kg
Measuring
valuables
DO
、
Saturation
DO, Saturation, Oxygen partial
pressure
Measuring range
DO:(0
～
40)mg/L
Saturation: 0
～
130%
DO:(0 ~ 20)mg/L
Saturation: 0~200%
Oxygen partial pressure:
(0 ~ 400)hPa
Temperature:(- 10 ~ 60)
℃
Accuracy
±
0.5mg/L
DO/saturation/oxygen partial
pressure:
±
1.5%F.S
Temperature
accuracy
±
0.5
℃
NTC10K: plus or minus 0.5
℃
PT1000: plus or minus 0.5
℃
Output
(4~20)mA output,
maximum loop is 750Ω,±0.2%FS
Communication
protocol
Isolated, MODBUS-RTU RS485
Alarm relay
Pickup/Breakaway
AC250V/3A
Relative humidity
10%RH
～
85%RH
（
No condensation
）
Operating
temperature
0
℃～
60
℃
Power supply
AC220V
±
10%, 5W Max, 50Hz
Storage conditions
Temperature:
-15
℃
~65
℃
Relative
humidity:
5
%
~95%RH
(No
condensation)
Altitude:<2000m
Temperature
compensation
NO temp.
compensation in
controller.but
sensors comes with
temp. compensation
NTC10K/PT1000
Automatic /Manual
temperature compensation
Ingress protection
IP54
