Timers Multifunction Types DMB51, DMB71 Selectable time range 0.1 s to 100 h 7 knob selectable functions: Op - delay on operate In - interval Io - interval on trigger open Id - double interval Dr - delay on release R - symmetrical recycler ON first Rb - symmetrical recycler OFF first Automatic or manual start Repeatability: 0.2% Output: 5 A SPDT or 5 A DPDT relays For mounting on DIN-rail in accordance with DIN/EN 50 022 17.5 mm (DMB51C) or 35.5 mm (DMB71D) DIN-rail DMB51 DMB71 housing (DIN 43880) Combined AC and DC power supply LED indication for relay status and power supply ON Product Description Ordering Key DMB 51 C M24 Multi-voltage timer with 7 for DPDT version, suitable Housing knob-selectable functions both for back and front panel Function and 7 knob-selectable time mounting. Type ranges within 0.1s and 100h. Wide power supply range: Item number For mounting on DIN-rail. 24 VDC and 24 to 240 VAC Output Housing 17.5 mm wide for or 12 to 240 VAC/DC. Power supply SPDT version and 35.5 mm Type Selection Mounting Output Housing Supply: Supply: 12 to 240 VAC/DC 24 VDC and 24 to 240 VAC DIN-rail SPDT Mini-D DMB 51 C W24 DMB 51 C M24 DIN-rail DPDT Mini-D DMB 71 D W24 DMB 71 D M24 Time Specifications Output Specifications Time ranges Output SPDT or DPDT relay Knob selectable 0.1 to 1 s Rated insulation voltage 250 VAC (rms) 1 to 10 s Contact Ratings (AgSnO) 2 6 to 60 s DMB51 (SPDT): 60 to 600 s Resistive loads AC 1 5 A 250 VAC 0.1 to 1 h DC 12 5 A 24 VDC 1 to 10 h Small inductive loads AC 15 2.5 A 250 VAC 10 to 100 h DC 13 2.5 A 24 VDC Setting accuracy 5% DMB71 (DPDT) Repeatability 0.2% Resistive loads AC 1 5 A 250 VAC Small inductive loads AC 15 3 A 250 VAC Time variation DC 13 3 A 24 VDC Within rated power supply 0.05%/V 6 Within ambient temperature 0.2%/C Mechanical life 30 x 10 operations 5 Reset Electrical life 10 operations Manual reset of time and/or Close the trigger contact (at 5 A, 250 V, cos = 1) relay between pins A1 and Y1 Operating frequency < 7200 operations/h Pulse duration 100 ms Dielectric strength Power supply interruption 200 ms Dielectric voltage 2 kVAC (rms) Automatic start Connect pins A1 and Y1 Rated impulse withstand voltage 2.5 kV (1.2/50 s) Specifications are subject to change without notice (18.06.07) 1DMB51, DMB71 Supply Specifications General Specifications Power supply Overvoltage cat. II Power ON delay 100 ms Rated operational voltage (IEC 60664, IEC 60038) Indication for through terminals: Power supply ON LED, green (DMB51C) A1, A2 M24: 24 VDC 15% and Output relays ON LED, yellow 24 to 240 VAC + 10% -15%, (flashing when timing) 45 to 65 Hz Environment (EN 60529) W24: 12 to 240 VDC + 10% -15% Degree of protection IP 20 and Pollution degree 2 (IEC 60664) 12 to 240 VAC Operating temperature -20 to +60C, R.H. < 95% + 10% -15%, 45 to 65 Hz Storage temperature -30 to +80C, R.H. < 95% (DMB71D) A1, A2 M24: 24 VDC 15% Housing 24 to 240 VAC + 10% -15%, Dimensions DMB51C 17.5 x 81 x 67.2 mm 45 to 65 Hz DMB71D 35.5 x 81 x 67.2 mm W24 12 to 240 VDC + 10% -15% Material PA66 and 12 to 240 VAC +10% -15%, Weight 75 g 45 to 65 Hz Screw terminals Voltage interruption 10 ms Tightening torque Max. 0.5 Nm according to IEC EN 60947 Rated operational power (DMB51C) AC supply: 4 VA Approvals UL, CSA DC supply: 1.5 W RINA (DMB 51 only) (DMB71D) AC supply 5.5 VA CE Marking Yes DC supply 2 W EMC Electromagnetic Compatibillity Immunity According to EN 61000-6-2 Time Setting Emissions According to EN 61000-6-3 Upper knob: Centre knob: Setting of function: Time setting on relative scale: Op- delay on operate 1 to 10 with respect to the In - interval chosen range. Io - interval on trigger open Lower knob: Id - double interval Setting of time range Dr - delay on release R - symmetrical recycler (ON first) Rb - symmetrical recycler (OFF first) Mode of Operation Function Op the end of this period or is opened before the end of the second time period the Delay on operate when the power supply is the delay time the relay device resets and the first The time period begins as disconnected. The relay keeps ON and a new time time period begins again. soon as the trigger contact operates again when the trig- period begins. is closed. ger contact is closed again. If Function Dr At the end of the set delay the trigger contact is closed Function Id Delay on release time the relay operates and before the end of the delay Double interval The relay operates as soon does not release until the time, the device resets and a The relay operates and the as the trigger contact is trigger contact is closed new time period starts. time period begins as soon closed. The time period again or the power supply is as the trigger contact is begins when the trigger con- disconnected. If the trigger Function Io closed. The relay releases at tact is opened. The relay contact is closed before the Interval on trigger open the end of this period or releases at the end of the end of the delay time, the The relay operates and the when the power supply is set delay time or when the device resets and a new time period begins as soon disconnected. When the power supply is disconnect- time period starts. as the trigger contact is trigger contact is opened ed. The relay operates again opened. At the end of the the relay operates again for when the input contact is Function In set delay or when the power the set delay period. If the closed again. If it is opened Interval supply is disconnected the trigger contact is opened before the end of the delay The relay operates and the relay releases. The relay before the end of the first time the relay keeps ON, a time period begins as soon operates again when the time period the second one new time period begins as as the trigger contact is trigger contact is opened begins if the trigger contact soon as the contact is closed. The relay releases at again. If the trigger contact is closed before the end of closed again. 2 Specifications are subject to change without notice (18.06.07)