MR MSENSE DGA 9 - Page 141

MSENSE
®
DGA 9 7045899/02 EN – 11.2020 Page 141
• Capacitive thin-film humidity sensor for H
2
O measurement
• Temperature sensors for oil and gas temperature measurement
Analogue and digital outputs (standard)
Digital outputs
Max. switching capacity
(free assignment)
Type
Relays
220 VDC/VAC / 2 A / 60 W potential-free
Analogue DC outputs
Standard
Function
Alternative
Function
Type
Area
Current: DC
0/4 ... 20 mADC
H
2
Concenration
Freely configurable
Current: DC
0/4 ... 20 mADC
C
2
H
2
Concenration
Freely configurable
Current: DC
0/4 ... 20 mADC
C
2
H
4
Concenration
Freely configurable
Current: DC
0/4 ... 20 mADC
CO Concenration
Freely configurable
Current: DC
0/4 ... 20 mADC
Moisture-in-oil
Concenration.
Freely configurable
Current: DC
0/4 ... 20 mADC
CO
2
Concenration
Freely configurable
Current: DC
0/4 ... 20 mADC
C
2
H
6
Concenration
Freely configurable
Current: DC
0/4 ... 20 mADC
CH
4
Concenration
Freely configurable
Current: DC
0/4 ... 20 mADC
O
2
Concenration
Freely configurable
Current: DC
0/4 ... 20 mADC
TDCG
Freely configurable
Communication
• RS 485 (proprietary or MODBUS® RTU / ASCII protocol)
• ETHERNET 10/100 Mbit/s copper / RJ 45 or fibre optic cable / SC Duplex (own or MODBUS
®
TCP protocol)
• On-board DNP3 serial modem (optional)
• On-board IEC 61850 modem (optional)
Remarks
1)
The nominal voltages result in the following nominal voltage ranges:
120 V  120 V -20% = 96 V
min
120 V +15% = 138 V
max
230 V  230 V -20% = 184 V
min
230 V +15% = 264 V
max
2)
In relation to ambient temperature +20°C and oil temperature +55°C
3)
Moisture-in-oil accuracy H
2
O only applies when used in mineral transformer oil