Data Sheet

E
Level control relays for conductive liquids
Type 72.01
- Adjustable sensitivity
- Available also for supply 400V
- Available also with sensitivity range
(5…450)kΩ adjustable
- Available also for contact loads down to 5V,
1mA
Type 72.11
- Fixed sensitivity
• Emptying or filling functions
• LED indicator
• Reinforced insulation (6kV- 1.2/50µs) between:
- supply and contacts
- electrodes and supply
- contacts and electrodes
• 35mm rail (EN60715) mount
• Control about a single level or between
Min./Max. limits
72.01/11
Screw terminal
72.01 72.11
• Sensitivity range (5…150)kΩ adjustable
• Delay time (0.5s or 7s) switch selectable
• Emptying or filling functions switch selectable
• Sensitivity fixed 150kΩ
• Delay time fixed: 1s
• Emptying or filling functions link selectable
U = 24VDC
24VAC 50/60Hz
(110…125)VAC 50/60Hz
(230…240)VAC 50/60Hz
FL = Filing - 7s delay
FS = Filling - 0.5s delay
ES = Emptying - 0.5s delay
EL = Emptying - 7s delay
U = 24VDC
24VAC 50/60Hz
(110…125)VAC 50/60Hz
(230…240)VAC 50/60Hz
F = Filling
E = Emptying
For UL ratings see:
“General technical information” page V
For outline drawing see page 10
Contact specification
Contact configuration 1 CO (SPDT) 1 CO (SPDT)
Rated current/Maximum peak current A 16/30 16/30
Rated voltage/
Maximum switching voltage VAC 250/400 250/400
Rated load AC1 VA 4000 4000
Rated load AC15 (230VAC) VA 750 750
Single phase motor rating (230VAC) kW 0.55 0.55
Breaking capacity DC1: 30/110/220V A 16/0.3/0.12 16/0.3/0.12
Minimum switching load mW (V/mA) 500 (10/5) 500 (10/5)
Standard contact material AgCdO AgCdO
Supply specification
Nominal voltage (U
N
) VAC (50/60Hz) 24 110…125 230…240 400 24 110…125 230…240
VDC 24 — — — 24 — —
Rated power AC/DC VA (50Hz)/W 2.5/1.5 2.5/1.5
Operating range VAC (50/60Hz) 19.2…26.4 90…130 184…253 360…460 19.2…26.4 90…130 184…253
VDC 20.4…26.4 — — — 20.4…26.4 — —
Technical data
Electrical life at rated load AC1 cycles 100·10
3
100·10
3
Electrode voltage VAC 4 4
Electrode current mA 0.2 0.2
Run-on time s 0.5 - 7 (selectable) 1
Max sensitivity range kΩ 5…150 (adjustable) 150 (fixed)
Insulation between
supply/contacts/electrode (1.2/50µs) kV 6 6
Ambient temperature °C –20…+60 –20…+60
Protection category IP 20 IP 20
Approvals (according to type)
3
IV-2018，www.findernet.com
72
SERIES
72 SERIES
Monitoring relays