LT4H-W LT4H-W DIN 48 SIZE DIGITAL TIMER Timers UL File No.: E122222 C-UL File No.: E122222 Features 1. Wide time range 5. Conforms to IP66s Weather The operation time range covers from Resistant Standards 0.01 sec. to 9999 hours. The water-proof panel keeps out water 48 The individual setting can be performed and dirt for reliable operation even in 1.890 on each of 1 and 2 timers. poor environments. 99.99s 99min59s 99h59min 6. Screw terminal (M3.5) and Pin 999.9s 999.9min 999.9h Types are Both Standard Options 9999s 9999h The two terminal types are standard 64.5 48 2.539 1.890 2. Bright and Easy-to-Read Display options to support either front panel mm inch A brand new bright 2-color back light installation or embedded installation. LCD display. The easy-to-read screen in 7. Changeable Panel Cover any location makes checking and setting Also offers a black panel cover to meet procedures a cinch. your design considerations. 3. Simple Operation 8. Compliant with UL, c-UL and CE. Seesaw buttons make operating the unit 9. Low Price even easier than before. All this at an affordable price to provide 4. Short Body of only 64.5 mm 2.539 you with unmatched cost performance. 8-pin type 11-pin type Screw terminal type inch (screw terminal type) or 70.1 mm 2.760 inch (pin type) With a short body, it is easy to install in RoHS Directive compatibility information even narrow control panels. ON LT4H-W Part names (Subtraction elapsed DIP switches T1/T2 Operation display time display) TIMER Elapsed time display Display for change-over T1 1 2345678 between T1/T2 settings T2 Set time display T1 OP. Controlled output indicator T2 LOCK h m s Lock indicator Time units display UP RESET Reset switch Up keys SET/LOCK Set/Lock switch Down keys DOWN LT4H-W ( ) Same for 8-pin and screw terminal type Fourth digit First digit Specifications Type Ralay output type Transistor output type Item AC type DC type AC type DC type Rated operating voltage 100 to 240 V AC, 24 V AC 12 to 24 V DC 100 to 240V AC, 24V AC 12 to 24 V DC Rated frequency 50/60 Hz common 50/60 Hz common Rated power consumption Max. 10 V A Max. 3 W Max. 10 V A Max. 3 W Rated control capacity 5 A, 250 V AC 100 mA, 30 V DC Time range 99.99s, 999.9s, 9999s, 99min59s, 999.9min, 99h59min, 999.9h, 9999h (selected by DIP switch) Addition (UP)/Subtraction (DOWN) Time counting direction (2 directions selectable by DIP switch) Pulse input: Delayed one shot, OFF-start flicker or ON-start flicker Rating Operation mode Integrating input: Delayed one shot, OFF-start flicker or ON-start flicker Start/Reset/Stop input Min. input signal width: 1 ms, 20 ms (2 directions by selected by DIP switch) (The 8 pin type does not have a stop input.) Lock input Min. input signal width: 20 ms (The 8-pin type does not have a lock input.) Open collector input Input impedance: Max. 1 k Residual voltage: Max. 2V Input signal Open impedance: 100 k or less, Max. energized voltage: 40 V DC Indication 7-segment LCD, Elapsed value (backlight red LED), Setting value (backlight yellow LED) Power failure memory 5 EEP-ROM (Min. 10 overwriting) method Operating time fluctuation Operating voltage: 85% to 110% Time Temperature error (0.005% + 50 ms) in case of power on start Temperature: 10C to +55C +14F to +131F accuracy (0.005% + 20 ms) in case of input signal start Voltage error Min. input signal width: 1ms (max.) Setting error Contact arrangement Timed-out 1 Form C Timed-out 1 Form A (Open collector) 100 m (at 1 A 6 V DC) Contact Contact resistance (Initial value) Contact material Ag alloy/Au flash 7 Min. 2 10 ope. (Except for switch operation parts) Mechanical (contact) Life 5 7 Electrical (contact) Min. 10 ope. (At rated control voltage) Min. 10 ope. (At rated control voltage) Allowable operating voltage range 85 to 110 % of rated operating voltage 2,000 Vrms for 1 min: Between live and dead metal parts (11-pin type only) Breakdown voltage 2,000 Vrms for 1 min: Between live and dead metal parts (Pin type only) 2,000 Vrms for 1 min: Between input and output (Initial value) 2,000 Vrms for 1 min: Between input and output 1,000 Vrms for 1 min: Between contacts Between live and dead metal parts Min. 100 M : Between live and dead metal parts Insulation resistance (At 500V DC) Electrical Min. 100 M : Between input and output (At 500V DC) Between input and output (Initial value) Between contacts Operating voltage reset Max. 0.5 s time Max 65 C Temperature rise (under the flow of nominal operating current at nominal voltage) Functional 10 to 55 Hz: 1 cycle/ min single amplitude of 0.35 mm .014 inch (10 min on 3 axes) Vibration resistance Destructive 10 to 55 Hz: 1 cycle/ min single amplitude of 0.75 mm .030 inch (1 h on 3 axes) Mechanical 2 Functional Min. 98 m 321.522 ft./s (4 times on 3 axes) Shock 2 resistance Destructive Min. 294 m 964.567 ft./s (5 times on 3 axes) Ambient temperature 10 C to 55 C +14 F to +131 F Ambient humidity Max. 85 % RH (non-condensing) Operating conditions Air pressure 860 to 1,060 h Pa Ripple rate 20 % or less 20 % or less Connection 8-pin/11-pin/screw terminal Protective construction IP66 (front panel with rubber gasket) All Rights Reserved COPYRIGHT Matsushita Electric Works, Ltd.