Omega RD260A Alarm Output Wiring option, Contact characteristics, Output type, Output capacity

Page 20

2.2.4 Alarm Output Wiring (option) !

NOTE The following settings are available only for the model with relay options (-A2, -A4, -A6).

(1)Turn the power switch off.

(2)Remove the transparent cover of the optional terminals.

(3)Connect the alarm output wires to the optional terminals.

(4)Cover the terminals with the transparent cover and secure the screws. Depending on the type (the number of outputs) of alarm relay options, the terminal arrangement changes as shown in the following:

	ALARM
1	NO	C	NC
2	NO	C	NC
			!
-A2 option

(2 outputs)

	ALARM
1	NO	C	NC
2	NO	C	NC
3	NO	C	NC
4	NO	C	NC
			!
- A4 option

(4 outputs)

	ALARM
1	NO	C	NC
2	NO	C	NC
3	NO	C	NC
4	NO	C	NC
5	NO	C	NC
6	NO	C	NC
			!
-A6 option

(6 outputs)

WARNING

NOTE

Alarm Output Terminal Arrangements

Contact characteristics:

Output type	: Relay transfer contacts
Output capacity	: 250	V AC (50/60 Hz), 3 A
	250	V DC, 0.1 A (resistive load)
Dielectric strength	: 1500 V AC (50/60 Hz) for one minute between output terminals
	and grounding terminals

To prevent an electric shock, ensure the main power switch is turned off before wiring.

To prevent an emission of electromagnetic disturbances, separate the alarm output wires from the power supply and input wires at least 0.1 m. Over 0.5 m is recommended.

2 - 8

Image 20

Contents User’s Guide Servicing North America Introduction Power Supply Alternative currentProtective Grounding Necessity of Protective GroundingDefects of Protective Grounding and Fuse FuseInstallation ChaptersContents Setting A/D Integration Time Pen model Before Installation Handling PrecautionsChecking Accessories and Appearance Accessories No. Name Qty RemarksChecking and Unpacking Spare Parts NameRemoving Packings Removing Lock Screw and Packings for TransitChecking Model Codes Checking Model CodesInstallation Site and Mounting Methods Installation SiteMounting Methods MountingExternal Dimensions Panel cutoutWiring Rear Panel Terminal ArrangementPen model Dot-printing modelPower Supply Wiring Power Supply WiringInput Signal Wiring Crimp-On LugsWiring for Input Terminals TC inputRTD input Terminal BoardAlarm Output Wiring option Contact characteristicsOutput type Output capacityRemote Control Wiring option Input characteristicsComponent Names and Functions Key panel push-key type Power switch push-button typeFront Panel Data Display Chart cassetteStatus Display Characters on the Display Maintenance Switching Power On/OffInstalling or Replacing Chart Paper Prepare a new chart Installing or Replacing Pens Pen model Simple replacementReplacement under pen-replacement mode Felt-tip penPlotter pen Installing or Replacing Ribbon Cassette Dot-printing model Feeding the Chart Getting the RecordingStarting/Stoping the Recording Printing SamplesGetting a Digital Printout Getting a List PrintoutGetting a SET UP List Printout Dot-printing model Printing SampleSelecting a screen Selectting the DisplayDisplay MAN except for the 1-pen model Indication of Remaining Chart Length MaintenancePeriodic Maintenance Battery Replacement Fuse ReplacementCleaning the Carriage Shafts Fuse ReplacementDot-printing model CalibrationPen model Calibration procedure DC Voltage Signal for Pen model same as Dot-printing modelRequired instruments for calibration Recommended instrumentsTemperature Compensation for Thermocouple Signal Reference Junction Compensation for Thermocouple InputPen-Position Adjustment Pen model Adjusting procedureDaily OPERATION/MAINTENANCE Dot-Position Adjustment Dot-printing model Figure aDaily OPERATION/MAINTENANCE Data Setting Guides Operation mode SET modeSET UP mode Turning the function offOperation Mode Disp keySET Mode SET UP Mode Password Procedures to Enter Setting Data SET Mode Setting Input Range and Recording Span Range Indication Description Skip SettingKey operation Voltage Measurement Setting Volt Setting Volt Input Ranges DisplayKey operation Indication Description TC Type Description and RTD Type DescriptionDigital Input Setting DI Setting Difference Computation Setting Delt Setting Scale Setting SCL Setting Indication DiscriptionENT key Setting to Obtain Square Root Sqrt SettingKey operation Indication Discription Explanation of Square Root Setting Offsets Offst Setting Alarms Alarm Is displayed and the setting is completed. Press Assigning Units Unit Setting Chart Speed Chart Chart Speed unit mm/hSetting Date/Time Clock FIX Auto Assigning Tags TAG Setting Messages MSG Means ‘SPACE’Setting Key-lock KEY SET UP Mode Setting Procedure Setting Alarm Hysteresis On/Off Setting A/D Integration Time Pen model Setting Upscale/Downscale TC Burnout Select Using the key. Press the ENT key Display AppearsConfiguring the Input Filter Pen Model Filter works as followsNth sample +1th sample Setting for Moving Average Calculations Dot-printing modelBuffer data for Turning Offset Settings Protection On/Off Assigning Different Colors to Channels Dot-printing model To select Display, and press the ENT key SelectSetting Pen Offset Compensation On/Off Pen model, /D1 option Recorder as Viewed from the SideTurning Alarm Printing On/Off Use Key to select the display Press the ENT keyDot-printing Model Chart Speed Setting Periodic Printout On/OffPen Model Chart Speed Turning Printing of Changes in Chart Speed On/Off Setting ProcedureSetting Procedure Selecting channel Number or Tag Changing the Temperature Unit /D2 option Select Using the key Press the ENT key. The display AppearsChanging Default Settings for Remote Operation option Turning the Settings Protection Function On/Off Initializing Settings Recovery Error Code ListError Codes Self-diagnostic Message Printout Meanings Store SET UP Settings AgaiinTroubleshooting Recorder is completely inoperativeIs the input free of noise? Glitch is found other than the previously mentioned ploblems Warrant Y/ Disclaimer OMEGA…Of Course