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FUNCTIONAL SAFETY CERTIFIED LOAD LIMITER ELECTRONICS
SAFETY-BOY
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
| SAFETY-BOY | SAFETY-BOY24 | SAFETY-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.
** : except thermal drifts.
Specifications subject to change without notice.
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