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DP26-RTD
Differential Temperature
Meter with RTD
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® ® ® OMEGAnet On-Line Service Internet e-mail www.omega.com info@omega.com Servicing North America: USA:PP One Omega Drive, P.O. Box 4047 ISO 9001 CertifiedP Stamford CT 06907-0047 PP TEL: (203) 359-1660PP FAX: (203) 359-7700 PP e-mail: info@omega.com Canada:@ P 976 Bergar PP Laval (Quebec) H7L 5A1 PP TEL: (514) 856-6928PP FAX: (514) 856-6886 PP e-mail: info@omega.ca For immediate technical or application assistance: ® USA and Cana
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PREFACE Manual Objectives This manual shows you how to set up and use the Differential RTD Meter. Standard Procedures: * Checking voltage jumpers, or changing voltage power * Mounting the panel * Selecting the input type * Selecting a decimal point position * Selecting reading configuration (Fahrenheit or Celsius) * Setting setpoint configuration * Setting setpoint deadbands * Entering temperature offset * Accessing the deviation mode * Selecting meter display Optional Procedures: * Enabling/dis
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NOTES, WARNINGS and CAUTIONS Information that is especially important to note is identified by these labels: • NOTE • WARNING • CAUTION • IMPORTANT NOTE: provides you with information that is important to successfully setup and use the Programmable Digital Meter. CAUTION or WARNING: tells you about the risk of electric shock. CAUTION, WARNING or IMPORTANT: tells you of circumstances or practices that can effect the meter's functionality and must refer to accompanying documents. TIP: Provides you
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Table of Contents Section Page 1. INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 1.1 UNPACKING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 1.2 SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 2. ABOUT THE METER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 2.1 DESCRIPTION . . . . . . . . . . . . . . . . .
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Section Page 4.8 SELECTING OUTPUT CONFIGURATION (OT.CF) . . . . . . . . . . . . . .26 4.8.1 Enabling or Disabling The Analog Output . . . . . . . . . . . . . . . . .26 4.8.2 Selecting Analog Output as Current or Voltage . . . . . . . . . . . .27 4.8.3 Selecting Analog Output or Proportional Control . . . . . . . . . . .27 4.9 ROUTING ANALOG OUTPUT (OUT) . . . . . . . . . . . . . . . . . . . . . . . .29 4.10 SELECTING PROPORTIONAL BAND (P.BND) . . . . . . . . . . . . . . . .29 4.11 US
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List of Figures Figure Figure 2-1. Front-Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 Figure 2-3. Connector Label (AC-Powered and DC-Powered Detail) . . . . . . . . . . .9 Figure 3-1. Main Board Power Jumpers (W1, W2, W3) . . . . . . . . . . . . . . . . . . . .12 Figure 3-2. Main Board Jumper Positions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13 Figure 3-3. Upper Option Board Installation . . . . . . . . . . . . . . . .
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SECTION 1. INTRODUCTION 1.1 UNPACKING Remove the Packing List and verify that all equipment has been received. If there are any questions about the shipment, use the phone numbers listed on the back cover to contact the Customer Service Department nearest you. Upon receipt of shipment, inspect the container and equipment for any signs of damage. Take particular note of any evidence of rough handling in transit. Immediately report any damage to the shipping agent. The carrier will not honor any
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SECTION 1.2 SAFETY CONSIDERATIONS This device is marked with the international caution symbol. It is important to read this manual before installing or commissioning this device as it contains important information relating to Safety and EMC (Electromagnetic Compatibility). This instrument is a panel mount device protected in accordance with EN 61010-1:2001, electrical safety requirements for electrical equipment for measurement, control and laboratory. Installation of this instrument should
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SECTION 2. ABOUT THE METER 2.1 DESCRIPTION The Differential RTD meter is a value packed indicator/controller. Four full digits accurately display your temperature. Select from DIN (Alpha = .00385) or NIST (Alpha = .00392); 2,3, or 4 wire RTD. Your meter may be a basic indicator or it may include analog output or dual relay output. Analog or dual relay output must be ordered at time of purchase. Analog output is fully scalable and may be configured as a proportional controller, or to follow your
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2.3 AVAILABLE ACCESSORIES Table 2.1 Accessories and Add-ons Add-On Options FS Special Calibration/Configuration SPC4 NEMA-4 Splash Proof Cover SPC18 NEMA-4 Splash Proof Cover, NEW Accessories TP1A Trimplate panel adaptor. Adapts DIN1A/DIN2A cases to larger panel cutouts RP18 19-In. Rack Panel for one (1) 1/8 DIN instrument RP28 19-In. Rack Panel for two (2) 1/8 DIN instrument RP38 19-In. Rack Panel for three (3) 1/8 DIN instrument 4
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2.4 FRONT OF THE METER Figure 5-1 shows the location of each part of the front of the meter. C F •••• - 12 T1 T2 SETPTS T1/T2/ DEV MENU RESET // Figure 2-1 Front Panel Digital LED Display: -1.9.9.9. or 9.9.9.9. 4-digit, 14 segment, 13.8 mm (0.54") high LED display with programmable decimal point. These meter display windows light when appropriate: 1- Setpoint 1 status 2 - Setpoint 2 status C - °C unit indicator F - °F unit indicator T1 - T1 on display T2 - T2 on display T1-T2 - T1-T2
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2.4 FRONT OF THE METER (Continued) METER BUTTONS SETPTS Button In the run mode, press this button to sequentially recall the previous setpoint settings. After using the /T1/T2 and /DEV buttons to alter these settings as desired, press the SETPTS button to store these new values. Unless you press the SETPTS, /T1/T2 or /DEV button within 20 seconds to store your input, the meter will scroll to setpoint 2 the return to the run mode. If the dual relay option is not installed or if the
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2.4 FRONT OF THE METER (Continued) MENU Button In the run mode, press the MENU button to terminate the current measuring process and enter you into the configuration mode. In the configuration mode, press the MENU button to store changes in the non-volatile memory and then advance you to the next menu item. To lock the MENU button, install S3E jumper. Refer to Table 3-1 for more information about the S3 jumpers. RESET Button In the run mode, press the RESET button to: * reset the latched setpo
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2.5 FRONT PANEL LOCKOUT 2.5.1 PUSH BUTTON LOCKOUT To lock the RESET, MENU and SETPTS buttons, verify that the S3-A jumper is installed and the S3-E jumper is not installed, then follow these steps: In the run mode- 1. Press and hold down the RESET button. The meter shows “SP.RS”. Do not release the RESET button. 2. Press the MENU button and hold RESET button down (3-5 seconds) until the meter shows “LOCK”. 3. Release both buttons. To unlock the RESET, MENU and SETPTS buttons, follow these steps
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2.6 BACK OF THE METER Figure 2-2 shows the connector label mounted at the top of the meter housing. Table 2-2 gives a brief description of each connector at the back of the meter. POWER & INPUT CONNECTIONS (DIFFERENTIAL RTD) RTD2 +E2 +S2 -S2 -E2 +E1 +S1 -S1 -E1 RTD1 Figure 2-2 Connector label (ac Powered and dc Powered detail) 9
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2.6 BACK OF THE METER (Continued) Table 2-2 Connector Description Connector Description TB1-1 Setpoint 1: Normally open (N.O.1) connection TB1-2 Setpoint 1: Normally closed (N.C.1) connection TB1-3 Setpoint 1: Common (COM1) connection TB1-4 Setpoint 2: Normally open (N.O.2) connection TB1-5 Setpoint 2: Normally closed (N.C.2) connection TB1-6 Setpoint 2: Common (COM2) connection TB1-7 ac line connection (no connections on dc-powered units) TB1-8 ac neutral connection (+ Input on dc-powered uni
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2.7 DISASSEMBLY You may need to open up the meter for one of the following reasons: • To check or change the 115 or 230 Vac power jumpers. • To install or remove jumpers on the main board. Disconnect the power supply before proceeding. To remove and access the main board, follow these steps: • Disconnect the main power from the meter. • Remove the back case cover. • Lift the back of the main board upwards and let it slide out of the case. 11
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SECTION 3. GETTING STARTED Caution: The meter has no power-on switch, so it will be in operation as soon you apply power. If you power off/on the meter, or perform a hard reset (press the RESET button twice), the meter shows "RST", followed by "D.RTD". 3.1 RATING/PRODUCT LABEL This label is located on top of the meter housing (Refer to Figure 3-3). 3.2 MAIN BOARD POWER JUMPERS Important: If you want to change the Factory preset jumpers, do the following steps; otherwise go to section 3.3. War
