S194156115 CARLO GAVAZZI Selected parameters SYSTEM System HOUSING Rectangular SENSING FUNCTION Filling or E..

Conductive Sensors
Amplifier
Types S 194, H 494 (Charging)
• Control of CHARGING (swimming pools)
• S 194 Output: 10 A SPDT relay
• H 494 Output: 8 A DPDT relay
• LED-indications: Power supply and relay ON
• AC power supply
S 194
H 494
Product Description
Ordering KeyS 194 156 024
Level controlrelay forcon- ductive liquids for swim- ming pool applications. The relay operates approx.10 s
after the sensor is no long- er immersed in the water. Amplifier for A94-.. sensors.
Housing Type/function Output
Power supply
Type Selection
PlugOutput Supply: 24 VACSupply: 115 VACSupply: 230 VAC
Circular, 11 pin SPDT S 194 156 024 S 194 156 115 S 194 156 230
Screw terminals DPDT H 494 166 024 H 494 166 115 H 494 166 230
Output Specifications
S194H494
Output SPDT relay DPDT relay
Rated insulation voltage250 VAC (rms) 250 VAC (rms) (Cont./elec.) (Cont./elec., cont./cont.)
Contact ratings (Ag-CdO) µ (micro gap) µ (micro gap)
Resistive loadsAC 1 10 A/250 VAC (2500 VAC)8 A/250 VAC (200 VA) DC 1 1 A/250 VAC (250 W)0,4 A/250 VDC (100 W)
or 10 A/25 VDC (250 W)4 A/25 VDC (100 W) Small inductive loadsAC 15 2.5 A/230 VAC 2.5 A/230 VAC
DC 13 5 A/24 VDC5 A/24 VDC
Mechanical life ≥ 5 x 107operations≥ 30 x 105operations Electricallife ≥105operations≥125 x 1016operations Operation frepuency ≤ 7200 operations/h ≤ 7200 operations/h Insulation voltages
Rated insulation voltage AC ≥ 2.0 kVAC (rms) ≥ 2.0 kVAC (rms)
(Cont./elect.)(Cont./elect.) DC NoneNone
Rated impulse withstand voltage AC 4 kV (1.2/50 µs) 4 kV (1.2/50 µs) (cont./elect.) (IEC 60664) (cont./elect.) (IEC 60664)
DC 800 V 800 V
Specifications are subject to change without notice (30.05.2014) 1