Rev.01 - 06.2021 | LDD1/LDD2 Single and Dual Loop Detector | © 2021 |
CARLO GAVAZZI Industri
6
EN
2.3 Specifications
Loop input inductance
20 μH ... 1000 μH
Adjustable sensitivity
0,01% ... 1,00%
Number of adjustable steps
10
Number of frequency channels
4
Frequency range
10 ... 130 kHz
Loop fault detection
Short circuit, open circuit, inductance out of range,
frequency crosstalk
Response time
130 ms
Output type
Relay
Number of output
2 x SPDT
Output mode
Pulse or presence; selectable via dip switch
Output Assignment
LDD1: 2 x SPDT for loop 1
LDD2: 1 x SPDT for loop 1 and 1 x SPDT for loop 2
Rated operational voltage
(output)
250 VAC/VDC
Rated operational current
(I
e
)
AC1: 5 A @ 250 VAC
DC1: 1 A @ 30 VDC
Mechanical lifetime
15 x 10
6
Electrical lifetime
>100 000 operations (@5A load)
Protection
Reverse polarity and overvoltage
Rated operational voltage
(U
B
)
24 ... 240 VAC/VDC
LDD1 Power consumption
24 VAC/VDC < 2 W / 2.5 VA
115 VAC/VDC < 2 W / 3 VA
240 VAC/VDC < 2 W / 4 VA
LDD2 Power consumption
24 VAC/VDC < 2.5 W / 3.5 VA
115 VAC/VDC < 2.5 W / 4 VA
240 VAC/VDC < 2.5 W / 5 VA
Rated supply frequency
45 to 65 Hz
Rated insulation voltage
800 V
Rated impulse withstand voltage
4 kV (1.2/50 μs)
Power-ON delay
(t
v
)
5 s for manual frequency tuning
10 s for automatic frequency tuning
Ambient temperature
-40° ... +70°C (-40° ... +158°F) (operating)
-40° ... +70°C (-40° ... +158°F) (storage)
Ambient humidity range
0% ... 90% (operating)
0% ... 90% (storage)
Overvoltage category
III (IEC)
Degree of protection
IP20 (IEC)
Pollution degree
2 (IEC)
Connection type
Screw terminal
Housing material
PPO PX9406-802, PPO Noryl SE1
Colour
RAL 7035 (Grey)
Dimensions
84 mm (h) x 22 mm (w) x 99 mm (d)
Weight
LDD1: 134 g
LDD2: 139 g