Page 2 - One Omega Drive, River Bend Technology Centre
OMEGAnet ® Online Service omega.com Internet e-mail [email protected] Servicing North America: U.S.A.: One Omega Drive, P.O. Box 4047 ISO 9001 Certified Stamford, CT 06907-0047TEL: (203) 359-1660 FAX: (203) 359-7700 e-mail: [email protected] Canada: 976 BergarLaval (Quebec) H7L 5A1, CanadaTEL: (514) 856-6...
Page 3 - GENERAL DESCRIPTION; SAFETY SUMMARY; US LISTED; UL
3 z 6-DIGIT 0.56" RED SUNLIGHT READABLE DISPLAY z 4 SEPARATE DISPLAYS (Timer, Counter, Real-Time Clock, and Date) z CYCLE COUNTING CAPABILITY z PROGRAMMABLE FUNCTION KEYS/USER INPUTS z FOUR SETPOINT ALARM OUTPUTS (W/Plug-in card) z COMMUNICATIONS AND BUS CAPABILITIES (W/Plug-in card) z PC SOFTWA...
Page 5 - WARNING: Disconnect all power to the unit before; Adding Option Cards; PROGRAMMING SOFTWARE
5 O PTIONAL P LUG - IN C ARDS AND A CCESSORIES WARNING: Disconnect all power to the unit before installing Plug-in cards. Adding Option Cards The PTC900/PTC/901 series meters can be fitted with up to three optional plug-in cards. The details for each plug-in card can be reviewed in thespecification ...
Page 6 - NSTALLING THE; Warning; Timer Input Logic Jumper; User Input Logic Jumper; JUMPER SELECTIONS
6 Installation The meter meets NEMA 4X/IP65 requirements for indoor use when properly installed. The meter is intended to be mounted into an enclosed panel. Preparethe panel cutout to the dimensions shown. Remove the panel latch from the meter. Slide the panel gasket over the rear of the meter to th...
Page 7 - CAUTION; TOP VIEW; WIRING OVERVIEW; IRING THE
7 3.0 I NSTALLING P LUG -I N C ARDS The Plug-in cards are separately purchased optional cards that perform specific functions. These cards plug into the main circuit board of the meter. ThePlug-in cards have many unique functions when used with the meters. CAUTION : The Plug-in card and main circuit...
Page 8 - TIMER INPUT WIRING; AC Power; USER INPUT WIRING; Sourcing Logic; Sinking Logic
8 Before connecting the wires, the Timer Input logic jumper should be verified for proper position. 4.2 TIMER INPUT WIRING CAUTION : Timer Input common is NOT isolated from User Input common. In order to preserve the safety of the meter application, the timer input common must be suitably isolated f...
Page 9 - SERIAL COMMUNICATION WIRING; RS485 Communications; Terminal Block Connection Figure
9 4.4 SETPOINT (ALARMS) WIRING SETPOINT PLUG-IN CARD TERMINALS SINKING OUTPUT LOGIC CARD SOURCING OUTPUT LOGIC CARD 4.5 SERIAL COMMUNICATION WIRING RS232 Communications RS232 is intended to allow two devices to communicate over distances up to 50 feet. Data Terminal Equipment (DTE) transmits data on...
Page 10 - Real-Time Clock Synchronization Figure; EVIEWING THE; PROGRAMMING MODE OPERATION
10 Time synchronization between multiple PTC901 meters can be accomplished through ahardware interface on the Real-Time Clock optioncard. This RS485 type interface allows connectionof up to 32 PTC901 meters in a two-wiremultidrop network, at distances up to 4000 ft. In a synchronization network, one...
Page 11 - MODULE ENTRY; PROGRAMMING MODE EXIT (DSP KEY or PAR KEY at; STEP BY STEP PROGRAMMING INSTRUCTIONS:; OVERVIEW; PROGRAMMING MENU; DISPLAY MODE; PROGRAMMING MODE; Full Programming Mode; PROGRAMMING TIPS; ROGRAMMING THE
11 PROGRAMMING MODE ENTRY (PAR KEY) The Programming Mode is entered by pressing the PAR key. If this mode is not accessible, then meter programming is locked by either a security code or ahardware lock. (See Modules 2 and 3 for programming lock-out details.) MODULE ENTRY (ARROW & PAR KEYS) Upon ...
Page 12 - PARAMETER MENU; EXCHANGE PARAMETER LISTS; to
12 This parameter determines how the Timer Input Signals affect the “Run/Stop” status of the Timer. The timing diagrams below reflect a Sinkinginput setup (active low). A Sourcing input setup (active high) is availablethrough plug jumper selection (see Section 2.0). In this case, the logic levels of...
Page 13 - NO FUNCTION; PROGRAMMING MODE LOCK-OUT; FLASH TIMER ANNUNCIATOR; TIMER INPUT STATE AT POWER-UP; TIMER RESET AT POWER-UP
13 ª « ª « NO FUNCTION With this selection, NO function is performed. This is the factory setting for all user inputs and function keys except the Reset ( RST ) Key. PROGRAMMING MODE LOCK-OUT Programming Mode is locked-out, as long as activated (maintained action). In Module 3, certain parameters ca...
Page 14 - DISPLAY HOLD and RESET (Edge Triggered Reset); DISPLAY HOLD and RESET (Level Active Reset)
14 ª « ª « DISPLAY HOLD and RESET (Edge Triggered Reset) When activated, the meter “freezes” the display values entered as in the sublist, before performing an internal Momentary Reset on the selected displays. This function does not apply to the RTC Time or Date displays.Program only one user input...
Page 15 - CHANGE DISPLAY INTENSITY LEVEL; PRINT REQUEST
15 When active (maintained action), the meter “holds” (maintains) the present output state for all Setpoints entered as in the sublist. Does not apply to Output Set and Reset User Inputs. Program only one user input for this function. Note : The remaining parameters only appear when a Setpoint Card ...
Page 16 - TIMER DISPLAY LOCK-OUT; TIMER & CYCLE COUNTER START/STOP VALUE ACCESS; SECURITY CODE; DISPLAY LOCK-OUT PARAMETERS; PTC901: REAL-TIME CLOCK TIME SETTING ACCESS
16 6.3 MODULE 3 - D ISPLAY AND P ROGRAM L OCK - OUT P ARAMETERS ( ) Module 3 is the programming module for setting the Display Lock-out Parameters and the “Quick Programming Mode” Value Access Parameters. In theQuick Programming mode, after the PROGRAM LOCKOUT PARAMETERSand before the Security Code ...
Page 17 - CYCLE COUNTER COUNT SOURCE; CYCLE COUNTER STOP VALUE; CYCLE COUNTER RESET AT POWER-UP; This module can only be accessed if a Setpoint Card is installed.; dLYINt; rEPEAt; PREDEFINED TIMER OPERATING MODE
17 6.4 MODULE 4 - C YCLE C OUNTER P ARAMETERS ( ) PARAMETER MENU Module 4 is the programming module for the Cycle Counter Parameters. In the Display Mode, the CNT annunciator indicates the Cycle Counter display iscurrently being shown. An EXCHANGE PARAMETER LISTS feature, which includes the Cycle Co...
Page 18 - Timing Diagrams for Predefined Timer Operating Modes; Repeat Cycle Timing; Parameter Settings for Predefined Timer Operating Modes; MODULE 1 - Timer Input Parameters
18 Timing Diagrams for Predefined Timer Operating Modes NOTE : Input A is shown as a Sourcing input (active high). If a Sinking input (active low) is used, the logic levels for Input A would be inverted. Input A Output 1 T1 T2 T T1 Input A Output 1 T T Input A Output 1 T T Input A Output 1 T T Input...
Page 19 - SETPOINT ON; LAtCH; ETPOINT
19 ª « SETPOINT ACTION This parameter determines the mode for output deactivation as shown below. Output activation is controlled by the SETPOINT ON parameter setting. The and selections are not available when Setpoint is assigned to . ª « SETPOINT SELECT Select the Setpoint (alarm) output to be pro...
Page 20 - Setpoint One-Shot Mode
20 DISPLAY DESCRIPTION FACTORY Sunday Monday Saturday Friday Thursday Wednesday Tuesday TIME-OUT VALUE to ª « ª « TIMER STOP ª « SETPOINT POWER-UP STATE Determines the on/off state of the Setpoint output at power-up. Regardless of output logic setting (normal or reverse). – Deactivates the Setpoint ...
Page 21 - StrStp; PRINT OPTIONS
21 6.7 MODULE 7 - S ERIAL C OMMUNICATIONS P ARAMETERS ( ) PARAMETER MENU This module can only be accessed if a Serial Communications Card is installed. * Only appears if the Real-Time Clock Card is installed. Module 7 is the programming module for the Serial Communications Parameters. These paramete...
Page 22 - SENDING SERIAL COMMANDS AND DATA
22 SENDING SERIAL COMMANDS AND DATA When sending commands to the meter, a string containing at least one command character must be constructed. A command string consists of acommand character, a value identifier, numerical data (if writing data to themeter) followed by the command terminator charact...
Page 23 - Abbreviated Transmission; Meter Response Examples:; Example; COMMAND RESPONSE TIME; NO REPLY FROM METER; Timing Diagrams; SERIAL TIMING
23 Abbreviated Transmission ( = ) ✰ These characters only appear in the last line of a block print. The abbreviated response suppresses the address and register mnemonics, leaving only the numeric part of the response. Note : Transmissions are formatted to match the way the parameter is displayed. T...
Page 24 - COMMUNICATION FORMAT; Start Bit and Data Bits; Character Frame Figure; EAL; SET TIME; SET DATE; SET DAY
24 Module 8 is the programming module for the Real-Time Clock (RTC) Date and Time Parameters. In the Display Mode, the DAT annunciator indicates theRTC Date is currently being shown. The RTC Time display is shown with noannunciator. This programming module can only be accessed if a Real-TimeClock ca...
Page 25 - CALIBRATE REAL-TIME CLOCK
25 TIME DISPLAY FORMAT ª « DATE DISPLAY FORMAT AUTO CHANGE FOR DAYLIGHT SAVINGS TIME Select the format in which the Real-Time Clock Time will be displayed. The format selections depict the range for the RTC Time display, and DO NOT represent the current RTC Time. When the meter is operating in the D...
Page 26 - RESTORE FACTORY DEFAULTS; TROUBLESHOOTING; ACTORY; DISPLAY INTENSITY LEVEL
26 PARAMETER MENU RESTORE FACTORY DEFAULTS Use the RST and/or arrow keys to display and press PAR . The meter will display and then returns to . Press DSP key to return to the Display Mode. This will overwrite all programmed user settings with the Factory Default Settings shown in the Parameter Valu...
Page 27 - PARAMETER VALUE CHART
27 5-OPEr Timer Operating Modes DISPLAY PARAMETER USER SETTING FACTORY SETTING USEr-1 USER INPUT 1 NO USEr-2 USER INPUT 2 NO USEr-3 USER INPUT 3 NO F1 FUNCTION KEY 1 NO F2 FUNCTION KEY 2 NO rSt RESET KEY drSt-E SEC-F1 NO SEC-F2 SECONDARY FUNCTION KEY F2 NO 1-INP Timer Input Parameters 2-FNC User Inp...
Page 28 - Real-Time Clock Synchronization Network
28 7-SrL Serial Communication Parameters DISPLAY PARAMETER FACTORY SETTING USER SETTING bAUd BAUD RATE 9600 dAtA DATA BITS 7 PAr PARITY BIT Odd Addr METER UNIT ADDRESS 00 Abbr ABBREVIATED PRINTING NO REAL-TIME CLOCK PRINT FORMAT YES OPt PRINT OPTIONS t-dSP TIMER DISPLAY YES C-dSP CYCLE COUNTER DISPL...
Page 31 - RETURN REQUESTS/INQUIRIES; customers the latest in technology and engineering.; WARRANTY
WARRANTY/DISCLAIMER OMEGA ENGINEERING, INC. warrants this unit to be free of defects in materials and workmanship for a period of 25 months from date of purchase. OMEGA’s WARRANTY adds an additional one (1) month grace period to the normal two (2) year product warranty to cover handling and shipping...
Page 32 - Shop online at omega.com
Where Do I Find Everything I Need for Process Measurement and Control? OMEGA…Of Course! Shop online at omega.com TEMPERATURE ] Thermocouple, RTD & Thermistor Probes, Connectors, Panels & Assemblies ] Wire: Thermocouple, RTD & Thermistor ] Calibrators & Ice Point References ] Recorder...
