1. Introducción
The PCE Instruments PCE-123 Process Calibrator is a portable, battery-powered device designed for simulating and measuring various electrical signals in industrial and laboratory settings. It functions as a nominal value indicator, allowing users to test and calibrate a wide range of unit parameters and measuring instruments. The calibrator provides electrical output signals including milliampere (mA), millivolt (mV), volt (V), frequency (Hz), and temperature in Celsius (°C) or Fahrenheit (°F).
This manual provides essential information for the safe and effective operation, setup, and maintenance of your PCE-123 Process Calibrator.
2. Información de seguridad
Please read and understand all safety instructions before operating the PCE-123 Process Calibrator. Failure to follow these instructions may result in injury or damage to the device.
- Seguridad eléctrica: Always ensure the calibrator is properly connected and that test leads are in good condition. Avoid contact with live circuits.
- Seguridad de la batería: Use only the specified battery type. Do not mix old and new batteries or different types of batteries. Dispose of batteries according to local regulations.
- Condiciones ambientales: Operate the device within the specified operating conditions (0 to 50°C; <85% r.h.). Avoid exposure to extreme temperatures, humidity, or corrosive environments.
- Mantenimiento: Refer to the maintenance section for proper cleaning and battery replacement procedures. Do not attempt to repair the device yourself.
3. Contenido del paquete
Al desembalar, verifique que todos los elementos enumerados a continuación estén presentes y en buenas condiciones:
- PCE-123 Process Calibrator
- Estuche de transporte
- Type-K Adaptor
- 6 x 1.5V Batteries (AA type)
- Test Cables with Alligator Clips
- Manual del usuario (este documento)
4. Producto terminadoview
The PCE-123 Process Calibrator features a clear LCD display, a numeric keypad for input, and dedicated function buttons for ease of use. Below is an image of the device with key components highlighted.
Figure 1: PCE-123 Process Calibrator. This image displays the front of the PCE-123 Process Calibrator. The large LCD screen at the top shows a reading of '04.500 V'. Below the screen is the brand 'PCE' and model 'PCE-123'. The main body features a numeric keypad (0-9) and function buttons, including 'ON/OFF' and 'SHIFT'. Test leads with red and black alligator clips are connected to the bottom right side of the device.
Características principales:
- Easy operation via keypad
- Automático ramp function for signal generation
- Selectable current ranges: 0 to 20mA / 0 to 24mA
- Input range 0 to 100% for mA, mV, and V signals
- Audible alarm for 'open' circuit (mA) or 'short circuit' (mV, V) conditions
5. Configuración
5.1 Instalación de la batería
The PCE-123 Calibrator operates on 6 x 1.5V AA batteries (included). To install or replace batteries:
- Asegúrese de que el dispositivo esté apagado.
- Localice la tapa del compartimiento de la batería en la parte posterior de la unidad.
- Open the cover and insert the 6 AA batteries, observing the correct polarity (+/-) as indicated inside the compartment.
- Cierre bien la tapa del compartimento de la batería.
5.2 Conexión de cables de prueba
Use the provided test cables with alligator clips for connecting the calibrator to the circuit or device under test.
- Identify the input/output terminals on the PCE-123.
- Connect the red test lead to the positive (+) terminal and the black test lead to the negative (-) or common terminal.
- Ensure connections are firm and secure before powering on the device or applying signals.
6. Instrucciones de funcionamiento
The PCE-123 allows for both signal simulation (output) and measurement (input) of various electrical parameters.
6.1 Encendido y apagado
Presione el ENCENDIDO/APAGADO button to power the calibrator on or off.
6.2 Selecting Measurement/Simulation Mode
Use the mode selection switch or buttons (refer to device markings) to choose between different signal types (mA, mV, V, Hz, °C/°F) and between simulation (output) or measurement (input) functions.
6.3 mA DC Current (Simulation/Measurement)
- Rangos: 4 to 20mA, 0 to 20mA, 0 to 24mA.
- Resolución: 1 µA.
- Operación: Select the desired mA range. Use the numeric keypad to input the target current value. The calibrator can simulate current with a maximum load of 1kΩ when powered by 24V.
- Alarma: An audible beep will sound if there is a short circuit or if the output current exceeds 1mA during certain operations.
6.4 mV / V DC (Simulation/Measurement)
- Rangos: 0 to 100.00 mV, 0 to 1.0000 V, 0 to 10.000 V.
- Resolución: 10 µV (mV), 1 mV (V), 1.0000 V (V).
- Operación: Select the mV or V mode. Input the desired voltage value using the keypad. The calibrator provides power at 1mA for these measurements.
- Alarma: An audible beep will sound if there is a short circuit or if the output current exceeds 10mV during certain operations.
6.5 Temperature (Simulation/Measurement)
The PCE-123 supports various thermocouple types for temperature simulation and measurement.
- Tipos admitidos: Type-K, J, E, T.
- Rangos:
- K: -200 to 0°C and 0 to 1370°C
- J: -100 to 0°C and 0 to 760°C
- E: -10 to 0°C and 0 to 700°C
- T: -200 to 0°C and 0 to 400°C
- Resolución: 1°C across the entire range.
- Operación: Connect the appropriate thermocouple or use the Type-K adaptor. Select the temperature mode and thermocouple type. Input the desired temperature value.
6.6 Frequency (Simulation/Measurement)
- Rangos: 1 to 125Hz and 126 to 62.5kHz.
- Resolución: 1Hz (1 to 125Hz), 604 readings (126 to 62.5kHz).
- Operación: Select the frequency mode. Input the desired frequency value using the keypad.
6.7 Automatic Ramp Función
The PCE-123 features an automatic ramp function, which allows for gradual increase or decrease of output signals over time. Consult the on-screen menu or specific function keys for activating and configuring this feature.
6.8 Input 0 to 100%
For mA, mV, and V signals, the calibrator supports inputting values as a percentage (0 to 100%) of the selected range, simplifying scaling operations.
7. Mantenimiento
7.1 Reemplazo de batería
When the battery indicator shows low power (5.5V for 150mA consumption), replace all 6 AA batteries as described in Section 5.1. Always use fresh, high-quality batteries.
7.2 Limpieza
Para limpiar el dispositivo, limpie el exterior con un paño suave y húmedo.amp Paño. No utilice limpiadores abrasivos ni disolventes. Asegúrese de que no entre humedad en el dispositivo.
7.3 Almacenamiento
When not in use for extended periods, store the PCE-123 in its carrying case in a dry environment, away from direct sunlight and extreme temperatures (-20 to 60°C; <85% r.h.). Remove batteries if storing for more than one month to prevent leakage.
8. Solución de problemas
This section addresses common issues you might encounter with your PCE-123 Process Calibrator.
- El dispositivo no se enciende: Verifique la instalación de la batería y asegúrese de que las baterías estén nuevas.
- Alarm beep during mA output: This indicates an 'open' circuit or an output current exceeding 1mA. Check connections and the load.
- Alarm beep during mV/V output: This indicates a 'short circuit' or an output current exceeding 10mV. Check connections and the load.
- Lecturas inexactas: Ensure correct mode selection, proper test lead connections, and that the device is operating within its specified environmental conditions. Calibrate if necessary.
If you experience persistent issues not covered here, please contact PCE Instruments customer support.
9. Especificaciones técnicas
| Parámetro | Especificación |
|---|---|
| Corriente continua mA | |
| Rangos | 4 to 20mA / 0 to 20mA / 0 to 24mA |
| Resolución | 1 µA |
| Exactitud | ±0.025% ±3µA |
| Max Load (24V powered) | 1kΩ |
| mV / V DC Current | |
| Rangos | 0 to 100.00 mV, 0 to 1.0000 V, 0 to 10.000 V |
| Resolución | 10 µV (mV), 1 mV (V), 1.0000 V (V) |
| Exactitud | ±0.05% ±30 µV (mV), ±0.05% ±3 mV (V), ±0.05% ±300 µV (V) |
| Fuerza | 1 mA |
| Temperature Sensor (Type-K, J, E, T) | |
| Ranges (K) | -200 to 0°C and 0 to 1370°C |
| Ranges (J) | -100 to 0°C and 0 to 760°C |
| Ranges (E) | -10 to 0°C and 0 to 700°C |
| Ranges (T) | -200 to 0°C and 0 to 400°C |
| Resolución | 1°C (across entire range) |
| Accuracy (K) | ±1.1°C and ±0.8°C |
| Accuracy (J) | ±0.9°C and ±0.7°C |
| Accuracy (E) | ±0.9°C and ±0.7°C |
| Precisión (T) | ±1.0°C and ±0.8°C |
| Frecuencia | |
| Rangos | 1 to 125Hz and 126 to 62.5kHz |
| Resolución | 1Hz (1 to 125Hz) / 604 readings (126 to 62.5kHz) |
| Exactitud | ±0.04 Hz |
| Características generales | |
| Mostrar | 5 position LCD |
| Condiciones de funcionamiento | 0 to 50°C; <85% r.h. |
| Condiciones de almacenamiento | -20 to 60°C; <85% r.h. |
| Fuerza | 6 x 1.5V AA batteries (or 1 x 9V battery option) |
| Consumo | 60mA to 180mA (depending on output) |
| Indicador de batería | 5.5V for 150mA |
| Dimensiones | 88 x 168 x 26mm (3.46 x 6.61 x 1.02 pulgadas) |
| Peso | Approximately 2.91 Pounds (with batteries) |
10. Garantía y soporte
PCE Instruments provides a warranty for the PCE-123 Process Calibrator against defects in materials and workmanship. For specific warranty terms, duration, and conditions, please refer to the warranty card included with your product or visit the official PCE Instruments websitio.
For technical support, service, or inquiries regarding your PCE-123, please contact PCE Instruments customer service through their official channels. Have your model number (PCE-123) and purchase information ready when contacting support.
PCE Instruments Contact Information:
Por favor visite el PCE Instruments Store on Amazon o su funcionario webSitio para obtener los datos de contacto más actualizados.
