Standstill monitor UG 6946

Safe standstill detection on 3- and single-phase motors, e.g. to enable gate interlocks on... more

Product description

Safe standstill detection on 3- and single-phase motors, e.g. to enable gate interlocks on machine tools or to activate hold in brakes.

Thermal current Ith max.:	5 A
Function:	Stillstandswächter
Type:	UG 6946
Cat. / PL acc. to EN ISO 13849-1:	4/e
Width:	22,5 mm
1- / 2-channel:	2
SIL CL acc. to IEC/EN 62061:	3
Measuring motor voltage max.:	690 V
Forcibly guided output contacts max.:	1 ö, 2 s

Without sensor and safe
Fast reaction time
Easy to retrofit
Combined with Interlock SAFEMASTER STS
Protection against manipulation by sealable transparent cover over setting switches

According to
- Perf. Level (PL) e and category 4 to EN ISO 13849-1, EN 61800-5-2
- SIL-Claimed Level (SIL CL) 3 to IEC/EN 62061
- Safety Integrity Level (SIL) 3 to IEC/EN 61508, IEC/EN 61511 and EN 61800-5-2
Safe standstill detection on 3- and single-phase motors
No external sensors necessary
Independent of direction
Broken wire detection
Forcibly guided safety contacts:
- 2 NO contacts for AC 250 V
- 1 NC contact for DC 24 V
Adjustable voltage setting
Adjustable standstill time delay
LED indicators for standstill, event of line breakage and operation voltage
Suitable for operation with inverters
Removable terminal strips:
- UG 6946 PS: plug in screw terminals
- UG 6946 PC: plug in cage clamp terminals
Variant /_ _1:
- Possibility of bridging the speed monitoring (muting)
Width: 22.5 mm