series i nput adjustment time tolerance time delay * operating sequence hrd3 x x x x x ? 1 - 12 v dc ? 1 -? a - +/-1% ? 0 - 0.1 ... 10 s ? 2 - 24 v ac ? 2 - blank - +/-5% ? 1 - 1 ... 100 s ? a - on ? 3 - 24 v dc ? 2 - 10 ... 1000 s time first ? 4 - 120 v ac ? 3 - ? 3 - 0.1 ... 10 m ? b - off ? 6 - 230 v ac ? 4 - 1 ... 100 m time first fixed onboard knob external adjust low voltage products & systems 5.170 accessories description the hrd3 series combines an electromechanical relay output with microcontroller timing circuitry. it offers 12 to 230 v operation in five ranges and factory fixed, external, or onboard adjustable time delays with a repeat accuracy of +/-0.5%. the output contact rating allows for direct operation of heavy loads such as compressors, pumps, blower motors, heaters, etc. this series is ideal for oem applications where cost is a factor. operation (on time first) upon application of input voltage, the output relay energizes and the t1 on time begins. at the end of the on time, the output de-energizes and the t2 off time begins. at the end of the off time, the output relay energizes and the cycle repeats as long as input voltage is applied. reset: removing input voltage resets the output and time delays, and returns the sequence to the first delay. see accessory pages for specifications. hrd3gen 10.03.05 equal on and off delays 30 a spdt n.o. output contacts 12 ... 230 v operation in 5 ranges encapsulated circuitry delays from 100 ms ...100 m in 5 ranges +/-0.5% repeat accuracy fixed, external, or onboard adjustment approvals: recycling (flasher) hrd3 power-time time delay relay connection example p/n: function b mounting bracket p/n: p1023-6 female quick connect p/ns : p1015-64 (awg 14/16) p1015-13 (awg 10/12) quick connect to screw adaptor p/n: p1015-18 external adjust potentiometer p/ns: p1004-95 (fig a) p1004-95-x (fig b) versa-knob p/n: p0700-7 din rail adaptor p/n: p1023-20 a din rail p/ns: 017322005 (steel) note: a knob, or terminals 4 & 5 are only included on adjustable units. r t is used when external adjustment is ordered. relay contacts are not isolated. dashed lines are internal connections. * if fixed delay is selected, insert delay [ 0.1 ? 1000 ] followed by ( s ) sec. or [ 0.1 ... 100 ] ( m ) min. hrd3421a fixed ? hrd341a0.5sb v = voltage r = reset l= load t1 = on time t2 = off time t1 ? t2 recycling (on first) c103pm (al) ordering table c = common, transfer contact no = normally open l = load recycling (off first) operation (off time first) upon application of input voltage, the t2, off time begins. at the end of the off time, the t1, on time begins and the load energizes. at the end of the on time the load de-energizes, and the cycle repeats until input voltage is removed. reset: removing input voltage resets the output and the sequence to the off time.
technical data recycling (flasher) hrd3 power-time time delay relay low voltage products & systems 5.171 mechanical view hrd3gen 10.03.05 inches (millimeters) external resistance vs time delay onboard adjust detail replaces terminals if ordered time delay input output protection mechanical environmental type microcontroller circuitry range 100 ms ... 100 m in 5 adjustable ranges or fixed repeat accuracy +/-0.5 % or 20 ms, whi chever is greater tolerance (factory calibration) +/-1%, +/-5% reset time 150 ms time delay vs. temperature & voltage +/-2% voltage 12 or 24 v dc; 24, 120, or 230 v ac tolerance 12 v dc & 24 v dc -15% ... +20% 24 ... 230 v ac -20% ... +10% line frequency 50 ... 60 hz power consumption ac 4 va; dc 2 w type electromechanical relay form spdt, non-isolated ratings: spdt-n.o. spdt-n.c. general purpose 125/240 v ac 30 a 15 a resistive 125/240 v ac 30 a 15 a 28 v dc 20 a 10 a motor load 125 v ac 1 hp* 1/4 hp** 240 v ac 2 hp** 1 hp** life mechanical -- 1 x 10 6 ; electrical -- 1 x 10 5 , *3 x 10 4 , **6,000 surge ieee c62.41-1991 level a circuitry e ncapsulated dielectric breakdown 2000 v rms terminals to mounting surface insulation resistance 100 m ? polarity dc units are reverse polarity protected mounting surface mount with one #10 (m5 x 0.8) screw package 3 x 2 x 1.5 in. (76.7 x 51.3 x 38.1 mm) termination 0.25 in. (6.35 mm) male quick connect terminals operating / storage temperature -40c ... +60c / -40c ... +85c humidity 95% relative, non-condensing weight ? 3.9 oz (111 g)
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