Top 10 Leading Brand Conductivity Meter
Nanjing Wotian Technology Co., Ltd.- Display：LED
- Appliance：Water Treatment, Sewage Treatment, Fish Farming...
- Portable：Non Portable
- Certification：RoHS
- Type：Dissolved Oxygen Meter
- Measuring Range：0 - 20mg,L,0 - 200%,0 - 400hpa
Base Info
- Model NO.：PCEC01
- Resolution：0.01mg,L,0.1%,1hpa
- Accuracy：±1.5%Fs
- Repetition：±0.5%Fs
- Temperature Measurement Type：Ntc 10K,PT1000
- Output Type：4 - 20mA, RS485
- Max.Loop Resistance：750Ω
- Communication Protocol：Standard Modbus-RTU (Customizable)
- Power Supply：AC220V, 50Hz,60Hz (Optional 24V)
- Alarm Relay：AC250V, 3A
- Transport Package：Standard Export Packing
- Origin：China
- Production Capacity：5000 Pieces,Month
Description
AC250V, 3A
2 Dissolved oxygen sensor
Wiring diagram
+12VDC: Power supply of dissolved oxygen electrode
AGND: Power negative of dissolved oxygen electrode
RS485-A: Dissolved oxygen electrode communication-A
RS485-B: Dissolved oxygen electrode communication-B
NC: Null
RS485(A+): RS485 communication interface A+
Optical Dissolved Oxygen Online Analyzer - Operation Manual
RS485(B-): RS485 communication interface B-
I(+):4-20mA output port +
I(-): 4-20mA output port -
HO: High alarm of normal open relay
HC: High alarm of normal close relay
COM: Common port
LO: Low alarm of normal open relay
LC: Low alarm of normal close relay
COM: Common port
220V L: AC220V fire wire
NC: Null
220V N: AC220V zero wire
| Installation method |
2 Dissolved oxygen sensor
| Identification of terminal |
Wiring diagram
+12VDC: Power supply of dissolved oxygen electrode
AGND: Power negative of dissolved oxygen electrode
RS485-A: Dissolved oxygen electrode communication-A
RS485-B: Dissolved oxygen electrode communication-B
NC: Null
RS485(A+): RS485 communication interface A+
Optical Dissolved Oxygen Online Analyzer - Operation Manual
RS485(B-): RS485 communication interface B-
I(+):4-20mA output port +
I(-): 4-20mA output port -
HO: High alarm of normal open relay
HC: High alarm of normal close relay
COM: Common port
LO: Low alarm of normal open relay
LC: Low alarm of normal close relay
COM: Common port
220V L: AC220V fire wire
NC: Null
220V N: AC220V zero wire