JAPAN DAIICHI Electronics Product Catalog

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DAIICHI Ammeter, DAIICHI Voltmeter, DAIICHI Power meter, DAIICHI Frequency meter, DAIICHI Multi-meter

Shell: Flame-retardant ABS engineering plastic; Internal core: High-precision ceramic resistor, copper alloy conductive terminals; Display panel: Scratch-resistant acrylic

1. Long-term exposure to high-temperature environment leads to aging of internal electronic components; 2. Voltage/current surges caused by grid fluctuations damage the core measurement module

1. Install a voltage/current protector at the input end to avoid surge impact; 2. Regularly clean the heat dissipation holes to ensure good heat dissipation, avoiding installation in direct sunlight or high-temperature areas

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DAIICHI Transducer, DAIICHI Sensor, XL-110C 0-250A/4-20MA, XL-110C 0-800A/4-20MA, XL-110C 0-1000A/4-20MA, XL-110C 0-1500PRM/4-20MA, XL-110C 0-1600PRM/4-20MA, XL-10-1Y 0-1150RPM/4-20MA, XL-10-1Y 0-1470RPM/4-20MA

Shell: IP65-rated waterproof and dustproof PC plastic; Sensing element: High-sensitivity semiconductor/inductive coil; Connection line: High-temperature resistant silicone wire with tinned copper core

1. Mechanical vibration in industrial sites causes loose internal sensing elements; 2. Moisture or conductive dust intrusion leads to short circuit of internal circuits

1. Use shock-absorbing mounting brackets during installation, and check the tightness of fixing screws regularly; 2. Ensure the connection interface is sealed with waterproof tape, and avoid using in high-humidity or dusty areas without protection

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WVTT2-92A-33, PRTT2-83A-33, ZRS-10-33, QT2-93A-10-33, SQLC-110L, SMLC-110L, TLC-110/110L, PCTK-80CC

Shell: Metal aluminum alloy (anti-corrosion treatment); Circuit board: High-temperature resistant FR-4 epoxy resin board; Connectors: Gold-plated copper pins (anti-oxidation)

1. Overload operation exceeds the rated working parameters, causing burnout of the internal circuit board; 2. Poor contact of connectors due to long-term plugging and unplugging or oxidation

1. Strictly follow the rated parameters for use, and install an overload protection device in the circuit; 2. Reduce unnecessary plugging and unplugging, and apply anti-oxidation oil to the connectors regularly

2

ADTT-83A-4991, AETP2-3F1, ALC-110, ALC-110L, AL-65NC, AL-80NC, AL-110NC, AEL-110C, ASY-96, ASY-100, ASP-96, ASP-101, AETT2-91A, ATT2-91A, AT2-91, ADTT-83A

Shell: Flame-retardant PP engineering plastic; Internal components: Precision potentiometer, high-stability capacitor; Connection line: Flexible PVC sheathed wire

1. Voltage fluctuation in the power supply system causes damage to the internal voltage stabilizing circuit; 2. Mechanical collision leads to deformation of the shell and damage to internal components

1. Connect a regulated power supply at the power input end to stabilize the input voltage; 2. Install in a position free from collision, and add a protective cover if necessary

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AP2CL-65C, CL-80C, CL-110C, CL-80NC, CL-110NC, CEL-110C, DLC-110, DLC-110L, DP1000B, DP1100B, DP3-11H3, DP3-11H4, DP4-11C, DP5-11C, DP30-11C, DP35-11, DP40-11C, DTP2, DTP, DWP1

Shell: ABS + glass fiber reinforced plastic (high strength); Heat sink: Aluminum alloy; Terminals: Copper alloy with anti-loose design

1. Poor heat dissipation due to narrow installation space, leading to aging of internal components; 2. Vibration during equipment operation causes loosening of terminal screws and poor contact

1. Reserve sufficient heat dissipation space during installation, and avoid stacking with other heat-generating components; 2. Check and tighten terminal screws regularly, and use anti-loose washers

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FMK-5C, FMK-7C, FXK-5C, FXK-7C, FYK-5C, FYK-7C, FCK-5C, FCK-7C, FWK-5C-12, FWK-7C-12, FWK-5C-13, FWK-7C-13, FWK-5C-33, FWK-7C-33, FWK-5C-34, FWK-7C-34

Shell: Nylon engineering plastic (wear-resistant); Internal switch: Silver alloy contact (high conductivity); Wiring harness: Tinned copper wire (anti-corrosion)

1. Frequent switching leads to wear of contact points and poor contact; 2. Intrusion of oil stains in the working environment contaminates the contact surface

1. Avoid frequent unnecessary switching, and select models with appropriate switching frequency according to the working condition; 2. Clean the surface of the module regularly, and use oil-proof protective covers in oily environments

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FPK-5C-12, FPK-7C-12, FPEK-5C-33, FPEK-7C-33, FPK-5C-33, FPK-7C-33, FPEK-5C-34, FPEK-7C-34, FPK-5C-34, FPK-7C-34, FAK-5C, FAK-7C, FSA-96, FTT2-91A, HSTP1, HCL-110, HLC-110L

Shell: Aluminum alloy (lightweight and heat-dissipating); Circuit board: Double-sided copper-clad board (stable signal transmission); Solder joints: Lead-free solder (environmentally friendly and firm)

1. Thermal expansion and contraction in extreme temperature environments leads to cracking of solder joints; 2. Static electricity in dry environments damages sensitive electronic components

1. Avoid using in environments with large temperature fluctuations, and take thermal insulation measures if necessary; 2. Ground the equipment and operators in dry environments to prevent static electricity damage

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LMC-110, LMC-110L, LMK-8C, LMK-10C, LMK-12C, LXK-8C, LXK-10C, LXK-12C, LYK-8C, LYK-10C, LYK-12C, LSK-8C, LSK-10C, LSK-12C, LCK-8C, LCK-10C, LCK-12C

Shell: Polycarbonate (impact-resistant); Internal resistor: Metal film resistor (high precision); Connectors: Nylon insulation shell (good insulation performance)

1. Overvoltage input during equipment debugging damages the internal resistor; 2. Ultraviolet radiation in outdoor environments causes aging and brittleness of the shell

1. Use a multimeter to check the input voltage before debugging to ensure it matches the rated voltage; 2. If used outdoors, install a sunshade cover to avoid direct ultraviolet radiation

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LWK-8C-12, LWK-10C-12, LWK-12NC-12, LWK-8C-13, LWK-10C-13, LWK-12NC-13, LWK-8C-33, LWK-10C-33, LWK-12NC-33, LWK-8C-34, LWK-10C-34, LWK-12NC-34

Shell: Flame-retardant ABS; Internal coil: Copper wire (high temperature resistant); Terminal block: PA66 nylon (anti-aging)

1. Long-term continuous operation causes overheating of the internal coil; 2. Dust accumulation affects heat dissipation and causes short circuit

1. Arrange regular shutdown intervals for cooling if long-term operation is required; 2. Clean the surface and heat dissipation holes of the module regularly to remove dust accumulation

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LWEK-8C-33, LWEK-10C-33, LWEK-12NC-33, LPK-8C-12, LPK-10C-12, LPK-12NC-12, LPEK-8C-33, LPEK-10C-33, LPEK-12NC-33

Shell: Aluminum alloy (electromagnetic shielding); Internal capacitor: Tantalum capacitor (stable performance); Wiring terminals: Brass (good conductivity)

1. Electromagnetic interference in the working environment affects the stability of internal components; 2. Improper wiring leads to reverse voltage input and component damage

1. Install electromagnetic shielding gaskets around the module if there is strong electromagnetic interference; 2. Strictly follow the wiring diagram for installation, and check the positive and negative poles of the voltage before power-on

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LPK-8C-33, LPK-10C-33, LPK-12NC-33, LPEK-8C-34, LPEK-10C-34, LPEK-12NC-34, LPK-8C-34, LPK-10C-34, LPK-12NC-34, LAK-8C, LAK-10C, LAK-12C, LPD2-11T1, LTP1

Shell: PVC plastic (corrosion-resistant); Internal transistor: Silicon transistor (high switching speed); Heat sink: Aluminum sheet (lightweight)

1. Corrosive gas in the working environment causes corrosion of internal components; 2. Overcurrent in the circuit burns out the transistor

1. Avoid using in environments with corrosive gases, and take anti-corrosion measures if necessary; 2. Install a current limiter in the circuit to prevent overcurrent

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ML-80C, ML-110C, ML-65C, MLC-110, MLC-110L, MEL-110C, MTP1, PSK-60C, PSK-80C, PL-65C-12, PL-80C-12, PL-110C-12, PL-65C-33, PL-80C-33, PL-110C-33

Shell: ABS engineering plastic; Internal inductor: Ferrite core (high magnetic permeability); Connectors: Rubber-sealed (waterproof)

1. Vibration causes displacement of the internal ferrite core, affecting performance; 2. Moisture intrusion leads to rusting of metal components

1. Use fixed clips to secure the module during installation to reduce vibration impact; 2. Check the sealing performance regularly, and replace the sealing ring if it is aging

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PL-65C-34, PL-80C-34, PL-110C-34, PMK-60C, PMK-80C, PMK-100C, PKM-120C, PXK-60C, PXK-80C, PXK-100C, PXK-120C, PYK-80C, PYK-100C, PYK-120C

Shell: Metal iron (electromagnetic shielding); Circuit board: High-frequency FR-4 board; Terminals: Stainless steel (anti-rust)

1. High-frequency electromagnetic waves in the environment interfere with signal transmission; 2. Loosening of terminal screws due to thermal expansion and contraction

1. Ground the metal shell to enhance electromagnetic shielding effect; 2. Check and tighten terminal screws seasonally, especially in environments with large temperature changes

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PSK-100C, PSK-120C, PCK-60C, PCK-80C, PCK-100C, PCK-120C, PWK-60C-12, PWK-80C-12, PWK-100NC-12, PWK-120NC-12, PWK-60C-13, PWK-80C-13

Shell: Nylon (wear-resistant); Internal switch: Ceramic contact (high temperature resistant); Wiring harness: High-temperature resistant Teflon wire

1. High temperature in the working environment causes melting of the shell; 2. Frequent switching leads to wear of contact points

1. Ensure the working temperature does not exceed the rated temperature range, and add a heat insulation pad if necessary; 2. Select models with high switching life according to the working frequency

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PWK-100NC-13, PWK-120NC-13, PWK-60NC-33, PWK-80C-33, PWK-100NC-33, PWK-120NC-33, PWK-60C-34, PWK-80C-34, PWK-100NC-34, PWK-120NC-34

Shell: ABS + glass fiber (high strength); Internal resistor: Cement resistor (high power); Terminals: Copper alloy (low contact resistance)

1. Overload operation causes the cement resistor to burn out; 2. Mechanical impact leads to damage to the resistor

1. Strictly control the load within the rated range, and install an overload protector; 2. Install the module in a collision-free area, and add a protective baffle if necessary

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PPK-60C-12, PPK-80C-12, PPK-100NC-12, PPK-120NC-12, PPEK-60C-33, PPEK-80C-33, PPEK-100NC-33, PPEK-120NC-33, PPK-60C-33, PPK-80C-33

Shell: Polypropylene (chemical resistant); Internal capacitor: Aluminum electrolytic capacitor (large capacity); Connectors: Plastic insulation (good insulation)

1. Chemical substances in the environment corrode the shell and internal components; 2. Long-term use leads to aging of the electrolytic capacitor

1. Avoid using in chemical environments, and take anti-corrosion protection if necessary; 2. Regularly check the capacitance value, and replace the capacitor in time if it decays

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PPK-100NC-33, PPK-120NC-33, PPEK-60C-34, PPEK-80C-34, PPEK-100NC-34, PPEK-120NC-34, PPK-60C-34, PPK-80C-34, PPK-100NC-34, PPK-120NC-34, PAK-60C

Shell: Aluminum alloy (heat-dissipating); Circuit board: Solder mask board (anti-oxidation); Terminals: Tinned copper (anti-corrosion)

1. Poor heat dissipation leads to overheating of the circuit board; 2. Oxidation of terminals causes poor contact

1. Reserve heat dissipation space during installation, and avoid stacking with other heat-generating equipment; 2. Clean the terminals regularly and apply anti-oxidation paste

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PAK-80C, PAK-100C, PAK-120C, PMD-96, PMD-96-2, PSD-96, PSD-96-2, PCD-96-2, PXD-96, PXD-96-2, PYD-96, PYD-96-2, PWD-96-12

Shell: ABS plastic (lightweight); Display screen: LCD (low power consumption); Internal chip: Integrated circuit (high integration)

1. Impact causes damage to the LCD screen; 2. Static electricity damages the integrated circuit chip

1. Install a protective film on the LCD screen, and avoid impact; 2. Ground the equipment during maintenance to prevent static electricity damage to the chip

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PWD-96N-33, PWD-96N-34, PPD-96-12, PPD-96N-33, PPED-96N-33, PPD-96-34, PAD-96, PEL-110C-12, PEEL-110C-33, PEL-110C-33, PEEL-110C-34

Shell: Metal aluminum (anti-interference); Internal transformer: Copper wire winding (high efficiency); Connectors: Gold-plated (low contact resistance)

1. Voltage surges damage the internal transformer; 2. Wear of gold-plated contacts due to frequent plugging and unplugging

1. Install a surge protector at the power input end; 2. Minimize plugging and unplugging, and check the contact status of the connector regularly

18

PEL-110C-34, PTT2-92A-12, PTT2-92A-33, PTT2-92A-34, PPTP2, QLC-110, QLC-110L, SL-65C, SL-80C, SL-110C, SPTT-92A-12, SPTT2-92A-33

Shell: Flame-retardant PP plastic; Internal relay: Electromagnetic relay (stable performance); Terminals: Plastic insulation (safe and reliable)

1. Long-term use leads to aging of the relay coil; 2. Short circuit caused by dust accumulation

1. Check the relay action status regularly, and replace the relay if it is stuck; 2. Clean the internal and external dust of the module regularly

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SPTT2-92A-34, STT2-92A, SETT-83A, SCTT-83A, SATP1, SRTP1, TLC-110, TLC-110L, TT2-82A, TT2-91A, TP2, TP, XGF-15, XGF-10A

Shell: Aluminum alloy (durable); Internal resistor: Carbon film resistor (low cost and stable); Wiring harness: Copper core wire (good conductivity)

1. Vibration causes loosening of the resistor and poor contact; 2. Overheating due to poor ventilation

1. Fix the resistor with glue if necessary, and check the tightness regularly; 2. Ensure good ventilation around the module, and avoid sealed installation

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XEL-110C, XLC-110, XLC-110L, XL-110C, XL-80C, XL-65C, YL-65C, YL-80C, YL-100C, YEL-110C, VLC-110, VLC-110L, VEL-110C, VETT2-91A

Shell: Polycarbonate (impact-resistant); Internal diode: Silicon diode (high reverse voltage); Connectors: Rubber gasket sealed (waterproof and dustproof)

1. Reverse voltage input damages the diode; 2. Impact causes cracking of the shell

1. Strictly follow the polarity requirements for wiring, and install a reverse diode for protection; 2. Install the module in a safe position to avoid collision

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VTT2-91A, VT2-91, VF2-83A, VF-82A, VP2, WL-65C-12, WL-80C-12, WL-110C-12, WL-65C-13, WL-80C-13, WL-110C-13, WL-65C-33

Shell: ABS engineering plastic; Internal capacitor: Ceramic capacitor (small size and stable); Terminals: Copper alloy (anti-loose)

1. High-frequency interference affects the performance of the ceramic capacitor; 2. Loosening of terminal screws leads to poor contact

1. Install a filter capacitor near the module to reduce high-frequency interference; 2. Check and tighten terminal screws regularly

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WL-80C-33, WL-110C-33, WL-65C-34, WL-80C-34, WL-110C-34, WEL-110C-12, WEL-110C-13, WEL-110C-33, WEL-110C-34

Shell: Nylon (wear-resistant); Internal transistor: Power transistor (high power); Heat sink: Aluminum alloy (good heat dissipation)

1. Overload operation causes the power transistor to burn out; 2. Wear of the shell due to friction

1. Control the load within the rated power range, and install a heat sink if necessary; 2. Avoid friction between the module and other components during installation and operation

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WWEL-110C-12, WWEL-110C-13, WWEL-110C-33, WWEL-110C-34, WTT2-92A-12, WTT2-92A-13, WTT2-92A-33, WTT2-92A-34, WVTT2-92A-34

Shell: Metal iron (strong); Internal inductor: Iron core inductor (high inductance); Connectors: Metal (durable)

1. Rusting of the iron core and metal connectors due to moisture; 2. Vibration causes displacement of the inductor

1. Keep the working environment dry, and apply anti-rust paint to metal parts regularly; 2. Fix the module firmly with screws to reduce vibration

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WTT2-92-13, WTP2, WDTP2, WHTP2, WRTP2, WAETP2, WVETP2, WFTP2, WHTP2-T0F50, WRHTP2-1A4F50, WDTP2-C7F50

Shell: Aluminum alloy (lightweight and anti-corrosion); Circuit board: High-precision printed circuit board; Terminals: Stainless steel (anti-rust)

1. Corrosion of the circuit board due to moisture; 2. Loosening of terminals due to thermal expansion and contraction

1. Use a moisture-proof box if the environment is humid; 2. Check and tighten terminals regularly, especially in seasons with large temperature changes

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WSRDTP2-C7F50, SDLC-105A-C71F, SD-HL-105, SDD-HL-105, DAIICHI RL SERIES

Shell: High-temperature resistant plastic; Internal components: Industrial-grade integrated circuits; Wiring harness: High-temperature resistant silicone wire

1. High temperature in the working environment causes aging of internal components; 2. Static electricity damage to integrated circuits

1. Ensure the working temperature is within the rated range, and take cooling measures if necessary; 2. Ground the equipment and operators to prevent static electricity