27
9 Supplement
OPTISWITCH 3100 C • Relay (DPDT)
29953-EN-210702
1
2
3
-50°C
(-58°F)
50°C
(122°F)
40°C
(104°F)
-40°C
(-40°F)
80°C
(176°F)
0°C
(32°F)
100°C
(212°F)
150°C
(302°F)
200°C
(392°F)
250°C
(482°F)
Fig. 14: Ambient temperature - Process temperature
1 Process temperature
2 Ambient temperature
3 Temperature range with temperature adapter
Product density
Ʋ Standard sensitivity
> 0.02 g/cm³ (0.0007 lbs/in³)
Ʋ High sensitivity
> 0.008 g/cm³ (0.0003 lbs/in³)
Granular size
max. 10 mm (0.4 in)
Electromechanical data
Options of the cable entry
Ʋ Cable entry
M20 x 1.5; ½ NPT
Ʋ Cable gland
M20 x 1.5; ½ NPT
Ʋ Blind plug
M20 x 1.5; ½ NPT
Ʋ Closing cap
½ NPT
Wire cross-section (spring-loaded terminals)
Ʋ Massive wire, stranded wire
0.2 … 2.5 mm² (AWG 24 … 14)
Ʋ Stranded wire with end sleeve
0.2 … 1.5 mm² (AWG 24 … 16)
Adjustment elements
Mode switch
Ʋ Min.
Min. detection or dry run protection
Ʋ Max.
Max. detection or overflow protection
Voltage supply
Operating voltage
20 … 253 V AC, 50/60 Hz, 20 … 72 V DC (at
U >60 V DC, the ambient temperature can be max.
50 °C/122 °F)
Max. power consumption
8 VA (AC), 1.5 W (DC)
Electrical protective measures
Protection rating
IP66/IP67 (NEMA Type 4X)
Altitude above sea level
up to 5000 m (16404 ft)