Specifications Main product range Zelio Logic Product type or equipment Discrete I/O expansion module Complementary Number of control scheme lines 120 with ladder programming Cycle time 6…90 ms Backup time 10 years at 25°C Clock drift 12 min/year at 0…55 °C Checks Program memory at each power-up [Us] supply voltage 24 V DC Supply voltage limits 19.2…30 V Reverse polarity protection With Number of digital inputs 4 conform to IEC 61131-2 Type 1 Logic input type Resistive Logic input voltage 24 V DC Digital input current 4 mA Counting frequency 1 kHz for digital input Guaranteed state 1 voltage >= 15 V for digital input circuit I1 to IA and IH to IR >= 15 V for IB to IG used as digital input circuit Voltage state 0 guaranteed <= 5 V for digital input circuit I1 to IA and IH to IR <= 5 V for IB to IG used as digital input circuit Current status 1 guaranteed >= 1.2 mA (IB to IG used as digital input circuit) >= 2.2 mA (digital input circuit I1 to IA and IH to IR) Current status 0 guaranteed <= 0.5 mA (IB to IG used as digital input circuit) <= 0.75 mA (digital input circuit I1 to IA and IH to IR) Digital input compatibility 3-wire PNP proximity switches for digital input Input impedance 12 kOhm for IB to IG used as digital input circuit 7.4 kOhm for digital input circuit I1 to IA and IH to IR Number of outputs 2 relays Output voltage limits 24...250 V AC (relay output) 5...30 V DC (relay output) Type and composition of “F” contacts for relay output Output thermal current 8 A for the 2 outputs for relay output Electrical life AC-15: 500000 cycles at 230 V, 0.9 A for relay output conforming to IEC 60947-5-1 AC-12: 500000 cycles at 230 V, 1.5 A for relay output conforming to IEC 60947-5-1 DC-13: 500000 cycles at 24 V, 0.6 A for relay output conforming to IEC 60947-5-1 DC-12: 500000 cycles at 24 V, 1.5 A for relay output conforming to IEC 60947-5-1 Switching capacity in mA >= 10 mA at 12 V (relay output) Availability rate in Hz 0.1 Hz (at rated current) for relay output 10 Hz (no load) for relay output Mechanical life 10000000 cycles for relay output [Uimp] rated impulse withstand voltage 4 kV conforming to EN/IEC 60947-1 and EN/IEC 60664-1 Response time 10 ms (from phase 0 to phase 1) for relay output 5 ms (from phase 1 to phase 0) for relay output Connection method Screw terminals, 1 x 0.25 to 1 x 2.5 mm² (AWG 24…AWG 14) flexible with end cap Screw terminals, 2 x 0.25 to 2 x 0.75 mm² (AWG 24 to AWG 18) flexible with end cap Screw terminals, 1 x 0.2 to 1 x 2.5 mm² (AWG 25 to AWG 14) semi-solid Screw terminals, 1 x 0.2 to 1 x 2.5 mm² (AWG 25 to AWG 14) rigid Screw terminals, 2 x 0.2 to 2 x 1.5 mm² (AWG 24 to AWG 16) rigid Tightening torque 0.5 N.m Overvoltage category III conforming to IEC 60664-1 Product weight 0.125 kg