2204 ISOLATION AMPLIFIER Input galvanically separated from output and supply Current or voltage input Signal conversion Current and voltage output 24 VDC supply or universally supplied Applicable in PELV/SELV circuits Applications: Electrical specifications: Galvanic separation of analogue signals (ground loop Specifications range .......................... -20°C to +60°C elimination). • Measurement of floating signals. • Signal Common specifications: conversion within the ranges: 0...10 VDC or 0...50 mA on Supply voltage, DC ........................... 19.2...28.8 VDC the input and 0...20 mA and 0...10 VDC in fixed ranges on Supply voltage, universal .................. 21.6...253 VAC, 50...60 Hz the output. or 19.2...300 VDC Max. consumption 2204--D (24 VDC) ≤ 1.3 W Technical characteristics: Max. consump. 2204--P (uni. supp.) .. ≤ 1.8 W General: Isolation, test / operation ................... 3.75 kVAC / 250 VAC The 2204 uses microprocessor technology for the selection Signal / noise ratio ............................. Min. 60 dB of gain and zero offset, yet the signal conditioning is Response time (0...90%) ................... < 25 ms analogue with a fast response time of less than 25 ms. Temperature coefficient ..................... < ±0.01% of span / °C In standard ranges, the 2204 is programmable by use of Linearity error .................................... < ±0.1% of span internal DIP-switches within the input and output ranges of Effect of supply voltage change ........ < ±0.002% of span / %V the order schedule. Provided that front adjustments are still EMC immunity influence .................. < ±0.5% of span sealed, the unit needs no adjustment after programming. Relative air humidity .......................... < 95% RH (non cond.) Universally supplied units have a 3-port galvanic separation Dimensions (HxWxD) ......................... 80.5 x 35.5 x 84.5 mm between input, supply, and output. Protection degree .............................. IP50 Weight DC / universally supplied ....... 110 g / 160 g Input: Input: Current or voltage in standard or special ranges within the Current: measuring range. Measurement range .......................... 0...50 mADC Standard input voltage: 0/0.2...1 V, 0/0.5...2.5 V and 0/2...10 V. Min. measurement range (span) ........ 4 mADC Input resistance: typ. 10 MΩ. Max. offset ......................................... 20% of max. value Standard input current: 0/1...5 mA or 0/4...20 mA. Input resistance ................................. Nom. 50 Ω Input resistance: norm. 50 Ω (0/4...20 mA). Voltage: Measurement range .......................... 0...10 VDC Output: Min. measurement range (span) ........ 0.2 VDC The output can be ordered for standard currents and Max. offset ......................................... 20% of max. value voltages or special versions within the signal range. Input resistance ................................. 10 MΩ Standard output current (pin 3) 0/4...20 mA and 0/1...5 mA Output: acc. to order schedule with the possibility of reversal. Current output: Current limit: 23...28 mA. Signal ranges ..................................... 0...5 mA / 0...20 mA Standard voltage output (pin 2) is achieved by short- circuiting pins 2 and 3. Min. measurement range (span) ........ 4 mA / 16 mA The current signal is available between pins 2 and 1. Max. offset ......................................... 20% of max. value For voltage signals in the ranges 0...1 VDC, a 50 Ω shunt Load (max.) ........................................ 20 mA / 600 Ω / 12 VDC (DP 2-1) is applied; in the ranges 0...10 VDC, a 500 Ω shunt Load stability ..................................... < ±0.01% of span / 100 Ω (DP 2-2) is applied. Current limit ....................................... 23...28 mA Voltage output through internal shunt: Using both signals simultaneously, the mA loop to ground Signal ranges ..................................... 0...0.25 / 0...1 / 0...2.5 / 0...10 V must go through the internal shunt. Adjustment of 0 and Min. measurement range (span) ........ 0.2 / 0.8 / 2.0 / 8.0 V 100% is possible at the front ±10%, but please note that Max. offset ......................................... 20% of max. value the basic calibration is thereby lost. Load (min.) ......................................... 500 kΩ Output resistance .............................. 50 Ω / 500 Ω GOST R approval: VNIIM, Cert. no. ................................... See www.prelectronics.com Observed authority requirements: Standard: EMC 2004/108/EC ............................ EN 61326-1 LVD 2006/95/EC ................................ EN 61010-1 PELV/SELV ......................................... IEC 364-4-41 and EN 60742 Of span = Of the presently selected range Lerbakken 10 · DK-8410 Rønde Tlf. 8637 2677 · Fax 8637 3085 www.prelectronics.dk Order : 2204 Type Input Output Supply 2204 0...20 mA : A Special : 0 24 VDC : D 4...20 mA : B 0...20 mA : 1 24...230 VAC & : P 0...1 V : C 4...20 mA : 2 24...250 VDC 0.2...1 V : D 0... 5 mA : 3 0...10 V : E 0...1 V : 4 2...10 V : F 0.2...1 V : 5 Special : X 0...10 V : 6 2...10 V : 7 Block diagram: Front layout: Programming: INPUT DP1 (10-pole) SW 1, 2, 3, 4, 5 PROGRAMMING SW ON SW OFF 0...5 mA 1, 3 2, 4, 5 0...20 mA 1, 4 2, 3, 5 0...1 V 2, 3 1, 4, 5 0...2.5 V 2, 4 1, 3, 5 0...10 V 2, 3, 4 1, 5 For 20% offset on input, set DP1 SW5 ON e.g. 1, 4, 5 2, 3 input 4...20 mA OUTPUT DP2 (4-pole) DP1 (10-pole) PROGRAMMING SW 1 - 4 SW 6, 7, 8, 9, 10 SW ON SW OFF ON OFF 0...5 mA 4 1, 2, 3 7 6, 8, 9, 10 0...20 mA 3 1, 2, 4 8 6, 7, 9, 10 0...5 mA / 0...250 mV 1, 4 2, 3 6 7, 8, 9, 10 0...20 mA / 0...1 V 1, 3 2, 4 6, 7 8, 9, 10 0...5 mA / 0...2.5 V 2, 4 1, 3 6, 8 7, 9, 10 0...20 mA / 0...10 V 2, 3 1, 4 6, 7, 8 9, 10 For 20% offset on out- put, set DP1 SW9 ON e.g. output 4...20 mA 3 1, 2, 4 8, 9 6, 7, 10 For reversed output set DP1, SW10 ON e.g. output 20...4 mA 3 1, 2, 4 8, 9, 10 5, 6, 7 Note: At other spans than the above-mentioned, DP1 and DP2 have a different setting which applies to the delivered special range. 2204Y104-UK (0910)