Datasheet

Subject to alterations and errors
Release 11/06
Monitoring relays - ENYA series
Level monitoring of conductive liquids
Multifunction
Secure isolation of the measuring circuit
1 change over contacts
Width 35mm
Installation design
Technical data
1. Functions
Level monitoring of conductive liquid, timing for tripping delay and turn-off
delay seperatly adjustable and the following functions (selectable by
means of rotary switch):
Pump up pump up or minimum monitoring
Pump down pump down or maximum monitoring
2. Time ranges
Adjustment range
Tripping delay (Delay ON): 0.5s to 10s
Turn-off delay (Delay OFF): 0.5s to 10s
3. Indicators
Green LED ON: indication of supply voltage
Yellow LED ON/OFF: indication of output relay
4. Mechanical design
Self-extinguishing plastic housing, IP rating IP40
Mounted on DIN-rail TS 35 according to EN 50022
Mounting position: any
Shockproof terminal connection according to VBG 4 (PZ1 required),
IP rating IP20
Tightening torque: max. 1Nm
Terminal capacity:
1 x 0.5 to 2.5mm² with/without multicore cable end
1 x 4mm² without multicore cable end
2 x 0.5 to 1.5mm² with/without multicore cable end
2 x 2.5mm² flexible without multicore cable end
5. Input circuit
Terminals: A1-A2
Rated voltage Un: see table ordering information or
printing on the unit
Tolerance: -15% of +10% of Un
Rated consumption: 2VA (1.0W)
Rated frequency: AC 48 to 63Hz
Duty cycle: 100%
Reset time: 500ms
Hold-up time: -
Drop-out voltage: >30% of supply voltage
Overvoltage category: III (in accordance with IEC 60664-1)
Rated surge voltage: 6kV
6. Output circuit
1 potential free change over contact
Rated voltage: 250V AC
Switching capacity: 1250VA AC1 B300/P300
(in accordance with IEC 60947-5-1)
therm. constant current 5A
Fusing: 5A fast acting
Mechanical life: 20 x 10
6
operations
Electrical life: 2 x 10
5
operations
at 1000VA resistive load
Switching frequency: max. 6/min at 1000VA resistive load
(in accordance with IEC 60947-5-1)
Overvoltage category: III. (in accordance with IEC 60664-1)
Rated surge voltage: 6kV
7. Measuring circuit
Measuring input: conductive probes
(Type SK1, SK2, SK3)
Terminals: E1-E2-E3
Sensitivity: 0,25 to 100kΩ (4mS to 10µS)
Sensor voltage: 12V AC
Sensor current: max. 7mA
Wiring distance (capacity of cable 100nF/km):
max. 1000m (set value <50%)
max. 100m (set value 100%)
Overvoltage category: III (in accordance with IEC 60664-1)
Rated surge voltage: 6kV
8. Accuracy
Base accuracy: -
Adjusting accuracy: -
Repetition accuracy: -
Voltage influence: -
Temperature influence: -
9. Ambient conditions
Ambient temperature: -25 to +55°C
Storage temperature: -25 to +70°C
Transport temperature: -25 to +70°C
Relative humidity: 15% to 85%
(in accordance with IEC 60721-3-3
class 3K3)
Pollution degree: 2, if built in 3
(in accordance with IEC 60664-1)
10. Weight
Single packing: 140g
E3LM10