Page 4 - Installation; Pre-Installation Instructions; Inspect shipping carton for obvious signs of mishandling.; Mounting; Figure 2. Mounting Diagram
1 Installation Pre-Installation Instructions 1. Inspect shipping carton for obvious signs of mishandling. 2. After removing the controller from the shipping carton, inspect it carefully for damage. Never attempt to install anduse a damaged unit. 3. Verify that the ordering code number indicated on t...
Page 5 - Operation; Power On; Wiring; All electrical wiring connections should be made
2 Operation Athena Series OTC25 Digital Temperature Controller Just a few easy steps are required before your OTC25 can be placed into service. After completing the mounting and wiring procedures as previously instructed, set each controller parameter using the simple front-panel keys as instructed....
Page 6 - Figure 5a. Series OTC25 N Parameters and Default Settings; Parameter Descriptions; Default Display; Key. This will cause the alternate value to be; Control Hysteresis; for 10 seconds until the display changes to the parameter
OTC25 NOperation Figure 5a. Series OTC25 N Parameters and Default Settings Parameter Descriptions Default Display This parameter determines whether the OTC25 N’s display shows theSetpoint or the actual temperature by default. Regardless of the selectionmade here, the operator can observe the other v...
Page 7 - Figure 4. Front Panel Controls and Indicators
OTC25 NOperation The Calibration Highand Calibration Lowselections are accessi-ble only when the calibration jumper isinstalled as instructedon page 10 (Figure 6). OTC25 N On/Off Temperature Controller Normal Operation The factory default display setting of the OTC25 N is for ActualTemperature . The...
Page 8 - Deviation Band Alarm
5 OTC25 LOperation OTC25 L Limit Controller Normal Operation The factory default display setting of the OTC25 L is for ActualTemperature . The default display may be changed to setpoint temperature by selecting Limit Setpoint at the Default Display parameter selection. When the Default Display is ch...
Page 9 - Key. This will cause the alternate value to; Limit Setpoint; Figure 5b. Series OTC25 L Parameters and Default Settings
6 OTC25 LOperation Parameter Descriptions Default Display This parameter determines whether the OTC25 L’s displayshows the Limit Setpoint or the actual temperature by default. Regardless of the selection made here, the operator can observe the other value by momentarily pressing the Parameter Key. T...
Page 11 - Figure 5c. Series OTC25 P Parameters and Default Settings; Display Offset
Figure 5c. Series OTC25 P Parameters and Default Settings Parameter Descriptions Default Display This parameter determines whether the OTC25 P’s display shows the Setpoint or the actual temperature by default.Regardless of the selection made here, the operator canobserve the other value by momentari...
Page 12 - Sensor input type may be either a Type J or Type K thermocouple.
OTC25 POperation Proportional Band Proportional Band is a PID parameter that represents the amount ofdeviation of the controlled variable required to move through the fullrange, expressed in % of span or degrees of temperature. This para-meter can also be expressed as “Gain” (the wider the band, the...
Page 13 - Calibration Procedure; Calibration; Figure 6. Location of Calibration Jumper.
10 Calibration Procedure 1. Prior to applying power to the unit, install the calibrationjumper on the microprocessor board as shown in Figure 6. 2. With the instrument still unpowered, connect a calibrationreference source to the thermocouple input terminals on theOTC25. 3. Apply power. Allow at lea...
Page 14 - Error Codes
The maximum supply current is line voltage dependent: 60 mA for an 100-250 Vac input fuse rating: 2AG, 0.5 A Output Specifications Output 1 Type Max current Voltage Leakage T (Triac) 2 A 400 Vpk 1 mA B (Relay) 5 A 380 V — Output 2 Type Max current Voltage Leakage T (SSR) 0.5 A 400 Vpk 1 mA B (Relay)...
Page 15 - Two-Year Limited Warranty
12 Warranty/RepairInformation Two-Year Limited Warranty THIS EQUIPMENT IS WARRANTED TO BE FREE FROM DEFECTSOF MATERIAL AND WORKMANSHIP. IT IS SOLD SUBJECT TOOUR MUTUAL AGREEMENT THAT THE LIABILITY OF ATHENACONTROLS, INCORPORATED IS TO REPLACE OR REPAIR THISEQUIPMENT AT ITS FACTORY, PROVIDED THAT IT ...
Page 16 - Unit Repairs
13 Warranty/RepairInformation Unit Repairs It is recommended that units requiring service be returned to anauthorized service center. Before a controller is returned for ser-vice, please consult the service center nearest you. In manycases, the problem can be cleared up over the telephone. Whenthe u...
Page 19 - NOTES
Page 20 - Series OTC25 Temperature Controller
17 Keep This Information in a Safe Place Configured Parameters Reference Information Series OTC25 Temperature Controller Model Number: _____________________ Zone Location: _____________________ Firmware Version No. : _______________ (Displayed when the controller is powered up after all the segments...
Page 24 - For technical assistance, call toll free
For technical assistance, call toll free 1-800-782-6776 (in the U.S.) or 610-828- 2490 (from anywhere in the world), or e-mail [email protected]. Athena Controls, Inc. 5145 Campus Drive Plymouth Meeting, PA 19462 USA Toll-free: 800.782.6776 Tel: 610.828.2490 Fax: 610.828.7084 techsuppor...