Conductive Sensors 2-point level controller Type CL with potentiometer Conductive level controller Sensitivity adjustment from 250 to 500 K For filling or emptying applications Low-voltage AC electrodes Easy installation on DIN rails or with 11 pin circular plug Rated operational voltage: 24 VAC/DC, 115 VAC or 230 VAC Output 2 x 8A/250 VAC DPDT relay LED indication for: Output ON and Power ON Product De scrip tion Ordering Key CLD2EA1CM24 -Processor based level Max./min. control of charging/ Conductive level controller for liquids with a discharging. The sensitivity DIN rail or plug mounting wide sensitivity range (like is adjustable by means of the No of inputs sewage water, chemicals, salt potentiometer and the rotary Charge/discharge water etc.). switch. Adjustment potentiometer 2 x 8A DPDT relay output. O utput Relay DPDT Power supply Type Selection Mounting Relay Ordering no. Ordering no. Ordering no. Supply: 24 VAC/DC Supply: 115 VAC Supply: 230 VAC DIN-rail DPDT CLD2EA1CM24 CLD2EA1C115 CLD2EA1C230 11-p circular plug CLP2EA1CM24 CLP2EA1C115 CLP2EA1C230 Specifications Rated operational voltage (U ) Ranges S (Standard sensitivity) 5 K to 100 K, C * = 2.2 nF B F Pin 2 & 10 230 195 to 265 VAC, 45 to 65 Hz Ranges H (High sensitivity) 50 K to 500 K, C * = 1.0 nF F 115 98 to 132 VAC, 45 to 65 Hz Dielectric voltage >2.0 KVAC (rms) Supply class 2 24 19.2 to 28.8 VAC/DC (contacts / electronics) Rated insulation voltage <2.0 kVAC (rms) Rated impulse withstand volt. 4 kV (1.2/50 S) (contacts / Rated impulse withstand electronics) (IEC 664) voltage 4 kV (1.2/50 s) (line/neutral) Operating frequency (f) Rated operational power Relay output 0.5 HZ AC supply 5 VA Response time AC/DC supply 5 VA / 5 W OFF-ON (t ) 1 s on Delay on operate (t ) < 300 mS V ON-OFF (t ) 1 s off Outputs Environment Rated insulation voltage 250 VAC (rms) (cont./elec.) Overvoltage category III (IEC 60664) Relay Rating (AgCdO) (micro gap) Degree of protection IP 20 (IEC 60529, 60947-1) Resistive loads AC1 8 A / 250 VAC (2500 VA) Pollution degree 2 (IEC 60664/60664A, DC1 1 A / 250 VDC (250 W) 60947-1) or 10 A / 25 VDC (250 W) Temperature Small induc. Loads AC15 0,4 A/ 250 VAC Operating -20 to +50C (-4 to + 122F) DC13 0,4 A / 30 VDC Storage -50 to +85C (-58 to +185F) 6 Mechanical life (typical) 30 x 10 operations Housing material CLP NORYL PPO, light grey 18000 imp/h CLD ABS VO, light grey Electrical life (typical) AC1 > 250000 operations Weight Level probe supply Max. 5 VAC AC supply 200 g Level probe current Max. 2 mA AC/DC supply 125 g Sensitivity 250 to 500K UL Approvals cURus UL508, UL325, CSA-C22.2 Factory settings standard No.247 range S 100K CE marking Yes Ranges L (Low sensitivity) 250 to 5 K, C * = 4.7 nF F *C = maximum Cable Capacitance F Specifications are subject to change without notice (20.05.2014) 1 CLD2EA1CM24 Mode of Operation Connection cable electrodes are in contact of a non-conductive mater- NB 2, 3, or 4 conductor PVC with the liquid. ial, to an additional electrode. If only one level detection is cable, normally screened. The reference (Ref) must be (To be connected to pin Y3). required - interconnect the Cable length: max. 100 m. connected to the container (In the diagram this electrode two inputs Y1 and Y2. The resistance between the or if the container consists is shown by the dotted line). cores and the ground must be at least 500k. Normally, it is recommended to use a screened cable between probe and controller, e.g. where the cable is placed Relay 1 Relay 2 (PE) in parallel to the load cables (mains). The screen has to be 7 5 6 2 4 3 8 9 connected to Y3 (reference). Y3 Y2 Y1 A1 12 14 22 24 Example 1 The diagram shows the level A2 11 21 control connected as max. 1 11 10 and min. control. The relays react to the low alternating current created when the Versin DX = Versin P X Time Filling Power supply ON Level H H S S Y2 Y1 L L Y3 Fill Empty Relay ON 11-14 (1-3) Time Emptying Power supply ON Level H H S S Y2 Y1 L L Y3 Fill Empty Relay ON 11-14 (1-3) D-version (P-version) 2 Specifications are subject to change without notice (20.05.2014) Ref Lo Hi