2.3 Specifications
Loop input inductance
Adjustable sensitivity
Number of adjustable steps
Number of frequency channels
Frequency range
Loop fault detection
Response time
Output type
Number of output
Output mode
Output Assignment
Rated operational voltage (output)
Rated operational current (I
Mechanical lifetime
Electrical lifetime
Protection
Rated operational voltage (U
LDD1 Power consumption
LDD2 Power consumption
Rated supply frequency
Rated insulation voltage
Rated impulse withstand voltage
Power-ON delay (t
Ambient temperature
Ambient humidity range
Overvoltage category
Degree of protection
Pollution degree
Connection type
Housing material
Colour
Dimensions
Weight
6
Rev.00 - 03.2019 | LDD1/LDD2 Single and Dual Loop Detector | © 2019 | CARLO GAVAZZI Industri
)
e
)
B
)
v
20 μH ... 1000 μH
0,01% ... 1,00%
10 ... 130 kHz
Short circuit, open circuit, inductance out of range,
frequency crosstalk
130 ms
Relay
2 x SPDT
Pulse or presence; selectable via dip switch
LDD1: 2 x SPDT for loop 1
LDD2: 1 x SPDT for loop 1 and 1 x SPDT for loop 2
250 VAC/VDC
AC1: 5 A @ 250 VAC
DC1: 1 A @ 30 VDC
15 x 10
>100 000 operations (@5A load)
Reverse polarity and overvoltage
24 ... 240 VAC/VDC
24 VAC/VDC < 2 W / 2.5 VA
115 VAC/VDC < 2 W / 3 VA
240 VAC/VDC < 2 W / 4 VA
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
45 to 65 Hz
800 V
4 kV (1.2/50 μs)
5 s for manual frequency tuning
10 s for automatic frequency tuning
-40° ... +70°C (-40° ... +158°F) (operating)
-40° ... +70°C (-40° ... +158°F) (storage)
0% ... 90% (operating)
0% ... 90% (storage)
III (IEC)
IP20 (IEC)
2 (IEC)
Screw terminal
PPO PX9406-802, PPO Noryl SE1
RAL 7035 (Grey)
84 mm (h) x 22 mm (w) x 99 mm (d)
LDD1: 134 g
LDD2: 139 g
10
4
6