1description electronic monitoring rela y for load monitoring in single and three-phase networks, based on the power factor cos ? emd-fl-pf-400 ? phoenix contact - 09/2009 data sheet interface increasingly higher demands ar e being placed on safety and system availability ? across all sectors. processes are becoming more and more comple x, not only in mechanical engineering and the chemical in dustry, but also in plant and automation technology. demands on power engineering are also increasing constantly. error-free and therefore cost-eff ective operation can only be achieved through continuous monitoring of important network and system parameters. electronic monitoring relays in the emd series are available for a wide range of monitoring tasks to avoid the consequences of e rrors or to keep them within limits. the operating states are indica ted using colored leds, errors that may occur can be sent to a control system via a floating contact or can shut down a part of the system. some device versions are equipped with startup and response delays in order to briefly tolerate measured values outside the set monitoring range. warning: risk of electric shock never carry out work when voltage is present. make sure you always use th e the latest documentation. it can be downloaded at www.phoenixcontact.net/download . ? overload monitoring ? underload monitoring ?window function ? adjustable threshold values ? adjustable starting override ? adjustable response delay ? error memory ? wide-range power supply unit ?two pdts 102914_en_02 features
emd-fl-pf-400 102914_en_02 phoenix contact 2 description type order no. pcs. / pkt. electronic monitoring relay for load monitoring in single and three-phase networks, based on the power factor cos ? emd-fl-pf-400 2885809 1 input data input name measuring input measured value ac sine (10 ... 100 hz) nominal input voltage u n (3 n ~ 415/240 v) input voltage range 1(n) ~ 40 v ac ... 415 v ac 3 (n) ~ 40 v ac ... 415 v ac maximum input voltage (3 n ~ 500/289 v) input current range 0.5 a ... 10 a (connection te rminal blocks: l1i and l1k) overload capacity 12 a permanent input resistance of voltage input 1 m input resistance current input 5 m min. switching threshold cos ? 0.1 ... 0.99 max. switching threshold cos ? 0.2 ... 1 maximum temperature coefficient 0.1 %/k setting range for response delay 0.1 s ... 40 s setting range for starting delay 1 s ... 100 s function underload, overload, window basic accuracy 5 % (at cos ? = 0.8) setting accuracy 5 % (at cos ? = 0.8) repeat accuracy 1.8 % recovery time 500 ms output data contact type 2 floating pdt contacts nominal insulation voltage 250 v ac (in acc. with iec 60664-1) interrupting rating (ohmic load) max. 750 va (3 a/250 v ac, module aligned, 5 mm spacing) 1250 va (5 a/250 v ac, module not aligned, 5 mm spacing) output fuse 5 a (fast-blow) supply range of supply voltages 24 v ac ... 240 v ac -15 % ... +10 % 24 v dc ... 240 v dc -20 % ... +25 % frequency range 48 hz ... 400 hz nominal power consumption 4.5 va (1.5 w) general data mains type 1 and 3-phase service life mechanical approx. 2 x 10 7 cycles service life, electrical 2 x 10 5 cycles at ohmic load, 1000 va switching frequency max. 60 (per minute at 100 va ohmic load) max. 6 (per minute at 1000 va ohmic load) operating mode 100% operating factor 2ordering data 3 technical data
emd-fl-pf-400 102914_en_02 phoenix contact 3 degree of protection ip40 (housing) / ip20 (connection terminal blocks) pollution degree 2 (according to en 50178) surge voltage category iii, basic insulation (as per en 50178) rated insulation voltage 300 v (according to en 50178) assembly on ts 35 profile rail acc. to en 60715 mounting position any width 22.5 mm height 113 mm length 90 mm type of housing polyamide pa, self-extinguishing color green weight 160 g connection data conductor cross section, solid 0.5 mm2 ... 2.5 mm2 conductor cross section, stranded 0.25 mm2 ... 2.5 mm2 stripping length 8 mm type of connection screw connection tightening torque 1 nm ambient conditions ambient temperature (operation) -25 c ... 55 c -25 c ... 40 c (corresponds to ul 508) ambient temperature (storage/transport) -25 c ... 70 c permissible humidity (operation) 15 % ... 85 % climatic class 3k3 (in acc. with en 60721) conformance / approvals conformity ce compliant ul, usa / canada ul/c-ul listed ul 508 conformance with emc directive 2004/108/ec immunity to interference according to en 61000-6-2 emitted interference according to en 61000-6-4 conformance with lv directive 2006/95/ec electronic equipm. for electrical power installations according to en 50178 general data (continued) 4block diagram l1i l2 l3 l1k a1 a2 16 26 15 25 18 28 u = 24...240 v ac/dc
emd-fl-pf-400 102914_en_02 phoenix contact 4 5safety notes warning: risk of electric shock never carry out work when voltage is present. 6structure a1 l1k 15 l1 l2 l3 16 18 a2 emd-fl-pf-400 max delay (s) u/t rel 0,1 40 cos min cos max .1 .2 .4 .4 .6 .6 .99 1 .8 .8 .9 .9 min 25 26 28 1 5 10 50 100 s ta r t (s) i=o power factor monitor 3 10 7 function o ol ul u w wl 1 2 3 4 5 7 8 9 10 6 11 1 "u/t" led: supply voltage and starting override 2 "max" led: upper threshold value 3 "min" led: lower threshold value 4 "i=0" led: load switched off 5 "rel" led: output relay 6 "function" rotary swit ch: function selection 7 "delay" potentiometer: response delay 8 "cos ? min" potentiometer: lower threshold value 9 "cos ? max" potentiometer: upper threshold value 10 "start" potentiometer: starting override 11 universal snap-on foot for en din rails 7 installation the module can be snapped onto all 35 mm din rails acco rding to en 60715. an integrated wide-range power supply unit enables the co nnection of a supply voltage in the range from 24 v ac/dc to 240 v ac/dc. warning: risk of electric shock never carry out work when voltage is present.
emd-fl-pf-400 102914_en_02 phoenix contact 5 8diagnostics the leds indicate the following error states: "u/t" led (green) ? led on: supply voltage present "min" and "max" leds (red) ? led flashes: set delay time is running ? led on: delay time has elapsed ? both leds flash alternately: lower set threshol d value is greater than upper threshold value "i=0" led (yellow) ? led on: load is switched off, no current flow between l1i and l1k "rel" led (yellow) ? led on: output relay has picked up ? led off: output relay has dropped out 9 connection examples a1 25 l1k 26 15 28 l3 16 l2 18 l1i a2 15 25 16 18 26 28 l1 l2 l3 24v~ ~ 0v a1 25 l1k 26 15 28 l3 16 l2 18 l1i a2 15 25 16 18 26 28 l1 l2 l3 n reset 3 ~ 400 v measuring range, without error memory, 24 v ac supply voltage, i n <10a 3 ~ 400 v measuring range, with error memory, 230 v ac supply voltage, i n <10a
emd-fl-pf-400 102914_en_02 phoenix contact 6 a1 25 l1k 26 15 28 l3 16 l2 18 l1i a2 15 25 16 18 26 28 l1 n a1 25 l1k 26 15 28 l3 16 l2 18 l1i a2 15 25 16 18 26 28 l1 l2 l3 n reset 1 ~ 230 v measuring range, without error memory, 230 v ac supply voltage, i n <10a 3 ~ 400 v measuring range, with error memory, 230 v ac supply voltage, i n >10a 10 function if an error is present when the monitoring module is activated, output relay "r" remains dropped out and the led for the corresponding threshold value lights up. for all functions the "min" and "max" leds flash alternately if the minimum value selected is greater than the maximum value. the "function" rotary switch is used to set the desired function: ? o = overload monitoring (over) ? ol = overload monitoring with error memory (over + latch) ? u = underload monitoring (under) ? ul = underload monitoring with error memory (under + latch) ? w = monitoring of the area between thresholds min and max (window function) (win) ? wl = monitoring of the area between thresholds min and max (window function) with error memory (win + latch)
emd-fl-pf-400 102914_en_02 phoenix contact 7 u led u/t led max led min ol r max min over+latch led rel, start delay delay start emd-fl-pf-400 102914_en_02 8 phoenix contact gmbh & co. kg ? 32823 blom berg ? germany ? phone: +49-(0) 5235-3-00 phoenix contact ? p.o.box 4100 ? harrisburg ? pa 17111-0100 ? usa ? phone: +717-944-1300 www.phoenixcontact.com u led u/t led max led min wl r max min win+latch led rel, start delay delay start start window function (win + latch) if the error memory has been activated (win + latch), an error that has occurred must be reset by interrupting the supply voltage (e.g., using an ex ternal button). output relay "r" then picks up when the supply voltage is applied again and the measuring cycle starts again once the set starting override (start) has elapsed. u led u/t led max led min led i=0 r max min led rel, start start |
