INSTALLATION & OPERATION MANUAL SP718-MA-24-C 24 Volt Modulated Carrier Amplifier 4-20mA Transmitter DOC#: MN-718MA-24.
Sponsler, Inc. SP718-mA Modulated Carrier Amplifier pg 2 DOC# MN-718MA-24 Temperature: Operating 0 – 70oC Storage –20 – 85oC Input Voltage: 12 – 24VDC 100mA MAX Reverse Polarity Protected Consult factory for other Input Voltages Signal Input: Frequency 0 – 3500 Hz w/ 50kHz carrier (requires P/U Coil 1 – 1.
Sponsler, Inc. SP718-mA Modulated Carrier Amplifier pg 3 DOC# MN-718MA-24 BENCH TEST CALIBRATION PROCEDURE Required Equipment: Power Supply 12-24VDC Digital Multimeter (DMM) Frequency Generator Frequency Counter Oscilloscope J1-3 + SP718-mA R LOAD J1-4 - Refer to Figure R SENSE Test Procedure: NOTE: All test equipment power cords should be equipped with 2-prong ‘cheater’ plugs.
SP718-mA Modulated Carrier Amplifier Sponsler, Inc. pg 4 DOC# MN-718MA-24 DATE REV .90 REVISION RECORD AUTH DR CK F/S Frequency Select JU1 25-140 Hz JU2 125-700 Hz JU3 675-3500 Hz TERMINAL LOCATION 3.00 DIA. 1 2 3 4 5 6 SIGNAL IN + SIGNAL IN – ANALOG OUT + ANALOG OUT – DCDC+ TP1 5.60 3.75 DIA. 2.40 DP. 3/4-14 FNPT SPONSLER, INC. 1.40 FILE NAME\ELECT\SP718mA.
