Endress+Hauser RTA421 - Power Supply

RTA421
4 Endress+Hauser
Power supply
Terminal assignment
a0016729
1Relay 2
2Relay 1
3 Analog input with loop power supply
4 Power supply (20...250 V DC/AC, 196...250 V AC, 98...128 V AC)
Supply voltage 196...250 VAC, 50/60 Hz
98...126 VAC, 50/60 Hz
20...250 VDC/AC, 50/60 Hz
Power consumption Max. 9 VA
Electrical connection
41 42 43
51 52 53
L/L+ N/L-
11 15 16 81
1
2
3
4
Power supply Relays (internal circuit)
Relay 1 Relay 2
Contact condition shown in alarm or power off state
L/L+ N/L-
41
42
43
51
52
53