FUNCTIONAL SAFETY CERTIFIED LOAD LIMITER ELECTRONICS


OVERLOAD

Overload protection electronics for hoisting devices with certification for performance level PL d according to EN ISO 13849-1.

o 2 redundant channels with constant comparing of both signals
o PFHd 4.29 x 10E-08
o Load limiter electronics certified for functional safety up to PL d Category 3, DC: medium
o Display of hoisted load and input signal
o Monitoring system of the integrity of load cells with continuous comparison of both channels and internal "watchdog" for the electronics
o Analogue output: 2 x 4...20 mA

"Technical drawings available on datasheet"

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SAFETY-BOYSAFETY-BOY24SAFETY-BOY OEM
Type (-) Load limiter with IP65 housing and AC power supply Load limiter with IP65 housing and DC power supply Load limiter without housing (DIN rail mount)
Input range (-)
Up to 3.9 mV/V Up to 3.9 mV/V Up to 3.9 mV/V
Sensor excitation (-) 4 VDC 4 VDC 4 VDC
Display (-) 4 digits red LED, 7 mm high 4 digits red LED, 7 mm high 4 digits red LED, 7 mm high
Accuracy (% F.S.*)
0.03 0.03 0.03
Low pass filter (Hz) Selectable 0.25...3 Selectable 0.25...3 Selectable 0.25...3
Internal resolution (-) 24 bit 24 bit 24 bit
Service temperature range (°C)
-10...+50 -10...+50 -10...+50
Storage temperature range (°C)
-20...+60 -20...+60 -20...+60
Power supply (-)
100...240 VAC 10...30 VDC 10...30 VDC
Consumption (-) 10 W 6 W 6 W
Qty of relay (-) 4 cabled by 2 4 cabled by 2 4 cabled by 2
Relay type (-) Form-C - Pre-cabled Form-C - Pre-cabled Form-C - Pre-cabled
Contact rating (-) 2 A @ 48 VAC / 24 VDC ( resistive load) 2 A @ 48 VAC / 24 VDC (resistive load) 2 A @ 48 VAC / 24 VDC (resistive load)
Dimensions (mm) 300 x 200 x 120 300 x 200 x 120 136 (171 with analogue output) x 125 x 57
IP rating (-) IP65 IP65 -

*F.S. : Full Scale.
** : max 85% humidity non-condensing.
Specifications subject to change without notice.

Typical Applications
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