Universal Screw-terminal PCLD-780/880 Boards 1 IPPC & AWS Features Features § Pin to Pin design § Low-cost universal screw-terminal boards for industrial applications 2 TPC § 40 terminal points for two 20-pin flat cable connector ports § Reserved space for signal-conditioning circuits such as low-pass filter, voltage attenuator and current-to-voltage conversion 3 § Table-top mounting using nylon standoffs. Screws and washers provided for FPM panel or wall mounting PCLD-780 only 4 § Screw-clamp terminal-blocks allow easy and reliable connections ATM § Dimensions: 102 x 114 mm (4.0" x 4.5") PCLD-880 only § Supports PC-LabCard™ products with DB-37 connectors 5 DA&C § Industrial-grade terminal blocks (barrier-strip) permit heavy-duty and reliable connections § Dimensions: 221 x 115 mm (8.7" x 4.5") PCLD-780 PCLD-880 6 cPCI 7 Introduction ADAM-3000 The PCLD-780 and PCLD-880 universal screw-terminal boards provide convenient and reliable signal wiring for PC-LabCard™ products with 20-pin flat-cable connectors. The PCLD-880 is also equipped with a DB-37 connector to support PC-LabCard™ products with DB-37 connectors. 8 The PCLD-780 and PCLD-880 let you install passive components on the special PCB layout to construct your own signal-conditioning���������� eConnectivity You can easily construct a low-pass filter, attenuator or current-to-voltage converter by adding resistors and capacitors onto the board’s circuit pads. 9 d) 4 ~ 20 mA to 1 ~ 5 VDC signal converter: ICOM Applications RAn = 0 Ω (short) § Field wiring for analog and digital I/O channels of PC-LabCard™ products which RBn = 250 Ω (0.1% precision resistor) employ the standard 20-pin flat cable connectors or DB-37 connectors (only PCLD- 10 Cn = none Software 880) § Signal conditioning circuits can be implemented as illustrated in the following Pin Assignments examples: 11 UNO-2000/3000 a) Straight-through connection (factory setting) RAn = 0Ω jumper 12 VBOX 13 ADAM-4000 14 ADAM-5000 RBn = none Cn = none 15 ADAM-6000 b) 1.6 KHz (3dB) low pass filter RAn = 10 KΩ 16 RBn = none ADAM-8000 Cn = 0.01ΩF f3dB = Ordering Information § PCLD-780 Screw terminal Board, two 1-m 20-pin flat cables c) 10 : 1 voltage attenuator: (PCL-10120-1) RAn = 9 KΩ § PCLD-880 Industrial Wiring Terminal Board, two 1-m 20-pin flat RBn = 1 KΩ cables (PCL-10120-1), and one PCL-10501 adapter (20-pin analog flat connector to DB-37 connector) Cn = none Attenuation = § PCL-10137-1/2/3 DB-37 cable assembly, 1, 2 and 3 m (Assume source impedance << 10 KΩ) Signal Conditioning Modules and Terminal Boards Online Download www.advantech.com/products 7-22 7-23