1. Rhagymadrodd
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. Gwybodaeth Diogelwch
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.
- Diogelwch Trydanol: Always ensure the calibrator is properly connected and that test leads are in good condition. Avoid contact with live circuits.
- Diogelwch Batri: 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.
- Amodau Amgylcheddol: Operate the device within the specified operating conditions (0 to 50°C; <85% r.h.). Avoid exposure to extreme temperatures, humidity, or corrosive environments.
- Cynnal a Chadw: Refer to the maintenance section for proper cleaning and battery replacement procedures. Do not attempt to repair the device yourself.
3. Cynnwys Pecyn
Wrth ddadbacio, gwiriwch fod yr holl eitemau a restrir isod yn bresennol ac mewn cyflwr da:
- PCE-123 Process Calibrator
- Achos Cario
- Type-K Adaptor
- 6 x 1.5V Batteries (AA type)
- Test Cables with Alligator Clips
- Llawlyfr Defnyddiwr (y ddogfen hon)
4. Cynnyrch Drosview
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.
Nodweddion Allweddol:
- Easy operation via keypad
- Awtomatig 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. Gosod
5.1 Gosod Batri
The PCE-123 Calibrator operates on 6 x 1.5V AA batteries (included). To install or replace batteries:
- Sicrhewch fod y ddyfais wedi'i phweru i ffwrdd.
- Lleolwch glawr adran y batri ar gefn yr uned.
- Open the cover and insert the 6 AA batteries, observing the correct polarity (+/-) as indicated inside the compartment.
- Caewch y clawr adran batri yn ddiogel.
5.2 Cysylltu Gwifrau Prawf
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. Cyfarwyddiadau Gweithredu
The PCE-123 allows for both signal simulation (output) and measurement (input) of various electrical parameters.
6.1 Pŵer Ymlaen/Diffodd
Gwasgwch y YMLAEN / I FFWRDD 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)
- Meysydd: 4 to 20mA, 0 to 20mA, 0 to 24mA.
- Penderfyniad: 1µA.
- Gweithredu: 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.
- Larwm: 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)
- Meysydd: 0 to 100.00 mV, 0 to 1.0000 V, 0 to 10.000 V.
- Penderfyniad: 10 µV (mV), 1 mV (V), 1.0000 V (V).
- Gweithredu: Select the mV or V mode. Input the desired voltage value using the keypad. The calibrator provides power at 1mA for these measurements.
- Larwm: 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.
- Mathau a Gefnogir: Type-K, J, E, T.
- Meysydd:
- 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
- Penderfyniad: 1°C across the entire range.
- Gweithredu: 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)
- Meysydd: 1 to 125Hz and 126 to 62.5kHz.
- Penderfyniad: 1Hz (1 to 125Hz), 604 readings (126 to 62.5kHz).
- Gweithredu: Select the frequency mode. Input the desired frequency value using the keypad.
6.7 Automatic Ramp Swyddogaeth
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. cynnal
7.1 Batri Newydd
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 Glanhau
To clean the device, wipe the exterior with a soft, damp lliain. Peidiwch â defnyddio glanhawyr sgraffiniol na thoddyddion. Gwnewch yn siŵr nad oes lleithder yn mynd i mewn i'r ddyfais.
7.3 Storio
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. Datrys Problemau
This section addresses common issues you might encounter with your PCE-123 Process Calibrator.
- Nid yw'r ddyfais yn troi ymlaen: Gwiriwch osodiad y batri a gwnewch yn siŵr bod y batris yn ffres.
- 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.
- Darlleniadau anghywir: 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. Manylebau Technegol
| Paramedr | Manyleb |
|---|---|
| mA DC Current | |
| Ystodau | 4 to 20mA / 0 to 20mA / 0 to 24mA |
| Datrysiad | 1µA |
| Cywirdeb | ±0.025% ±3µA |
| Max Load (24V powered) | 1kΩ |
| mV / V DC Current | |
| Ystodau | 0 to 100.00 mV, 0 to 1.0000 V, 0 to 10.000 V |
| Datrysiad | 10 µV (mV), 1 mV (V), 1.0000 V (V) |
| Cywirdeb | ±0.05% ±30 µV (mV), ±0.05% ±3 mV (V), ±0.05% ±300 µV (V) |
| Grym | 1mA |
| 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 |
| Datrysiad | 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 |
| Cywirdeb (T) | ±1.0°C and ±0.8°C |
| Amlder | |
| Ystodau | 1 to 125Hz and 126 to 62.5kHz |
| Datrysiad | 1Hz (1 to 125Hz) / 604 readings (126 to 62.5kHz) |
| Cywirdeb | ±0.04Hz |
| Nodweddion Cyffredinol | |
| Arddangos | 5 position LCD |
| Amodau Gweithredu | 0 to 50°C; <85% r.h. |
| Amodau Storio | -20 to 60°C; <85% r.h. |
| Grym | 6 x 1.5V AA batteries (or 1 x 9V battery option) |
| Treuliant | 60mA to 180mA (depending on output) |
| Dangosydd Batri | 5.5V for 150mA |
| Dimensiynau | 88 x 168 x 26mm (3.46 x 6.61 x 1.02 modfedd) |
| Pwysau | Approximately 2.91 Pounds (with batteries) |
10. Gwarant a Chefnogaeth
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 websafle.
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:
Ymwelwch â'r PCE Instruments Store on Amazon neu eu swyddog websafle am y manylion cyswllt diweddaraf.