Operation - Siemens 3UG4 User Manual

3UG4651 speed monitoring relay

12.4 Operation

12.4 Operation
Parameters
Parameterization of the devices is possible locally using the display and the three keys.
Parameter information
The table below shows the settable parameter information of the 3UG4651 speed monitoring
relays:
Table 12- 2 Parmeter information, 3UG4651 speed monitoring relays with digital setting
Menu Parameters
level
"RUN" Threshold for undershoot
(rpm▼)
"RUN" Threshold for overshoot (rpm▲)
"SET" Scaling factor (Scale)
"SET" Hysteresis (Hyst)
"SET" ON-delay time (onDel)
"SET" Tripping delay time (Del)
"SET" Reset response (Mem)
"SET" Relay switching behavior
(closed-circuit principle NC /
open-circuit principle NO)
Note
The monitoring mode "Overshoot" or "Undershoot" is defined with the setting OFF at the
threshold for undershoot or overshoot.
The parameters are described in Chapter "Parameters (Page 363)."
Menu-based operation is described in Chapter "Menu-based operation (Page 39)."
312
Setting range
Minimum value Maximum value
0.10 or OFF 2200 or OFF
0.10 or OFF 2200 or OFF
1 10
0.1 or OFF 99,9
0 s 900.0 s
0.1 s 99.9 s
no = Autoreset yes = Hand-RESET
NC or NO
Increment Factory setting
0,1 800
0,1 1400
1 1
0,1 Disabled (OFF)
0.1 s Deactivated (0 s)
0.1 s 0.1 s
-- no = Autoreset
-- NC
3UG4 / 3RR2 monitoring relays
Manual, 05/2016, NEB927043002000/RS-AC/004