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949-0529

 Rev. 2

 Page 1 of 8 December, 

2004

Loop Alarm™

Models  SC1090 and SCL1090

INSTALLATION INSTRUCTIONS

a Division of Dwyer Instruments, Incorporated

PO Box 338       Michigan City, IN 46361-0338

(800) 828-4588       (219) 879-8000       FAX (219) 872-9057

www.love-controls.com

LOVE  CONTROLS

®

LOVE

Summary of Contents for Loop Alarm

Page 1: ... 2004 Loop Alarm Models SC1090 and SCL1090 INSTALLATION INSTRUCTIONS a Division of Dwyer Instruments Incorporated PO Box 338 Michigan City IN 46361 0338 800 828 4588 219 879 8000 FAX 219 872 9057 www love controls com LOVE CONTROLS LOVE ...

Page 2: ...d see Input Pro gramming on page 3 2 Set the Output Switch SW 2 for the output responses required see Output Programming on page 4 3 Mount unit into panel see Mounting on page 5 4 Connect unit to input signal output signal and power wiring see Wir ing on page 5 5 Check calibration See Calibration on page 6 Operation description is on page 6 Specifications are on page 7 Copyright 2004 Love Controls...

Page 3: ...1 2 3 4 ON 1 2 3 4 5 6 7 8 ON 10mV 1mA 50mV 5mA 100mV 10mA 200mV 20mA 0 5V 50mA 1V 100mA 5V 10V RANGE POPULAR INPUT RANGE SETUPS For all of the settings below all switches are assumed to be off unless noted 4 to 20 mA On switch SW 1 turn on switches 1 2 and 4 On switch SW 4 turn on switch 4 10 to 50 mA On switch SW 1 turn on switches 1 2 and 4 On switch SW 4 turn on switch 5 0 to 20 mA On switch S...

Page 4: ...ontacts the number of combinations of actual output behavior is quite large First decide how you want the outputs to behave Will the relay energize or de energize at the trip point Will the relay trip on an increasing or decreasing signal Is the dead band above or below the trip point It is important to answer these questions before setting up the mod ule The following Function Chart illustrates t...

Page 5: ... MADE IN U S A 290 2888 INPUT ALARM A ALARM B 1 7 N C N C N O N O COM COM 4 10 2 8 5 11 3 9 6 12 POWER T C V I RTD TM MODE 1 2 3 4 LO HI DIR ALARM A REV LATCHING NON LATCHING SW2 MODE 5 6 7 8 LO HI DIR ALARM B REV OUTPUT DUAL SINGLE 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 ON ON 1 2 3 4 ON 1 2 3 4 5 6 7 8 ON Using the figure below set up the switches on SW2 for Alarm A and Alarm B For dual alarm relays tri...

Page 6: ...ry AL DB RESET B A OPERATION On power up the module will automatically reset the alarms provided that no alarm condition exists It may be necessary to reset a low alarm after the process has reached normal conditions When the input is within set limits both LED indicators will be green and the relay contacts will be in the state programmed for normal op eration If the input reaches either of the t...

Page 7: ... point 5A 250 VAC resistive Latch circuit reset Automatic at power up Manual with reset switch on front of module Indicators One dual color LED per set point Red relay on green relay off AL DB RESET DIN EN 50022 35 not supplied ADAPTER BRACKET FOR SURFACE MOUNTING OPTIONAL KIT 1007 35DINADPTR 1 40 35 5 0 886 22 5 2 950 75 3 880 98 5 7 10 8 11 9 12 B A MODE 1 2 3 4 LO HI DIR ALARM A REV LATCHING NO...

Page 8: ...December 2004 Page 8 of 8 949 0529 Rev 2 NOTES ...

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