Watlow Electric 945 User Manual

1WATLOW Series 945 High/Low Limit User's ManualSeries 945$10.00Made in the U.S.A.Printed on Recycled PaperHigh/LowLimit ControlUser's Manual

10WATLOW Series 945 High/Low Limit User's ManualSetupLock: Selects the level of operator lock-out.Range: 0 - 2 Default: 0The levels of operato

11WATLOW Series 945 High/Low Limit User's ManualSetupInput Type Sensor Range Low Sensor Range HighJ32°F/0°C 1382°F/750°CK (appears as H) -328°F/-

12WATLOW Series 945 High/Low Limit User's ManualSetupSetup Parameters Value Range Factory DefaultLOC 0 - 2 0In J, K (appears as H), t, n, c, Pt2,

13WATLOW Series 945 High/Low Limit User's ManualOperation Parameters Value Range Factory DefaultTarget Set Point See explanation above.ALO- Devia

14WATLOW Series 945 High/Low Limit User's ManualCalibrationBefore attempting to calibrate, make sure you have theproper equipment called for in e

15WATLOW Series 945 High/Low Limit User's ManualCalibration MenuYES to calibrate, No skips to display test.Input 0.00mV for low thermocouple inpu

16WATLOW Series 945 High/Low Limit User's ManualRTD Field Calibration ProcedureEquipment Required:•1KΩ precision decade resistance box with 0.01

17WATLOW Series 945 High/Low Limit User's Manual0 - 5V/4-20mA Input4-20mA Input Field Calibration ProcedureEquipment Required:• Precision current

18WATLOW Series 945 High/Low Limit User's ManualSpecificationsControl Mode• High/Low limit.• RS-422A,RS423A, or EIA-485 data communications avail

19WATLOW Series 945 High/Low Limit User's ManualSeries 945 Model Number InformationThe Series 945 Model Number, listed on your unit sticker, is d

2WATLOW Series 945 High/Low Limit User's ManualGeneral DescriptionWelcome to the Series 945, a 1/4 DIN microprocessor-based, audible alarm,dual a

20WATLOW Series 945 High/Low Limit User's ManualModel No.Series 945 High/Low Limit Control User's ManualWatlow Controls, 1241 Bundy Blvd., P

3WATLOW Series 945 High/Low Limit User's ManualPower WiringL1FuseL2Earth Ground111213L1FuseL2Earth Ground101213Fuse120 VAC240 VAC WARNING:To avoi

4WATLOW Series 945 High/Low Limit User's ManualInput WiringFigure 5 -2 or 3 wire RTDInput Wiring.456456RTD, 2 or 3 Wire945A - 2 _ _ _ - _ 00094

5WATLOW Series 945 High/Low Limit User's Manual123+-DCI1716Switched DC, Open Collector, Non-IsolatedLogicSwitchSonalert+-945A - _ C _ _ - _ 000

6WATLOW Series 945 High/Low Limit User's ManualAlarm WiringOff state impedance is 20KΩ minimum.945A- _ _ _ 2 - _ 000Figure 9 -Alarms OptionWiring

7WATLOW Series 945 High/Low Limit User's ManualAlarmsUsing AlarmsThe Series 945 has two alarm types, Process or Deviation. A Process alarmsets a

8WATLOW Series 945 High/Low Limit User's ManualKeys/DisplaysHow to Use the Keys and DisplaysUpper DisplayRed, 0.56" high, seven segment, fou

9WATLOW Series 945 High/Low Limit User's ManualSetupHow to Set the DIP SwitchThe Series 945 has a Dual In-line Package (DIP) switch inside the co