7700 20-channel, Differential Multiplexer Module with Automatic CJC, Screw Terminals, and up to 50MHz Bandwidth 20 channels for general- CaPabIl ITIEs purpose measurements, plus CHANNELS 1-20: Multiplex one of 20 2-pole or one of 10 4-pole signals into DMM . two channels to measure CHANNELS 21-22: Multiplex one of 2 2-pole current signals current into DMM . o versize screw terminal connection blocks are standard INPuTs for easier connections MAXIMUM SIGNAL LEVEL: Channels (1-20): 300V DC or 300V rms (425V peak) for 50MHz bandwidth AC waveforms, 1A switched, 60W, 125VA maximum . 300V, 1a capacity for voltage Channels (21-22): 60V DC or 30V rms, 3A switched, 60W, channels 60W, 125Va 125VA maximum . 5 CONTACT LIFE (typ.): >10 operations at max . signal level . 3a capacity for current channels 8 1 >10 operations no load . 1 l ow insertion loss of up to Open thermocouple detector on during thermocouple measurements . The Model 7700 plug-in module offers 20 chan- Minimum signal level 10mV, 10A . 50MHz nels of 2-pole or 10 channels of 4-pole multi- CONTACT RESISTANCE: <1W at end of contact life . r elay closures stored in plexer switching that can be configured as two CONTACT POTENTIAL: <500nV typical per contact, 1V max . onboard memory <500nV typical per contact pair, independent banks of multiplexers . There are 1V max . two additional protected channels for current OFFSET CURRENT: <100pA . measurements . Automatic CJC is provided so ordering Information CONNECTOR TyPE: Screw terminal, 20 AWG wire size . that no other accessories are required to make 10 ISOLATION BETWEEN ANy TWO TERMINALS: >10 W , 7700 20-channel, Differential thermocouple temperature measurements . In <100pF . Multiplexer Module addition, the Model 7700 contains latching 9 ISOLATION BETWEEN ANy TERMINAL AND EARTH: >10 W , with automatic CJC electromechanical relays that enable signal <200pF . and screw Terminals bandwidths of up to 50MHz . The Model 7700 INSERTION LOSS (50 W Source, 50 W Load): is ideal for RTD, thermistor, and t hermocouple w/Internal DMM w/o Internal DMM* <0.1 dB: 1 MHz 1 MHz temp er at u r e appl ic at ion s . HI Card Input <3 dB: 2 MHz 50 MHz LO CROSSTALK (50W Load): HI w /Internal DMM w/o Internal DMM* Card Sense 10 MHz: <40 dB <40 dB LO 25 MHz: ** <25 dB Cold junction Ref x3 COMMON MODE VOLTAGE: 300V or 300V rms (425V peak) for HI Channel 1 AC waveforms between any terminal and chassis . LO Channel 25 TEMPERATURE ACCURACy USING INTERNAL Cj C: (see Note) (Channels 29) Backplane 1 . 0C (see mainframe specification for details) . isolation * Channels 24 and 25 are open . Refer to ROUTe:MULTiple command in HI HI 27XX User Manual . Channel 10 Input LO LO ** Not valid . Channel 23 GENEral 2-Pole (Open) Channel 24 4-Pole (Closed) (see Note) 20 CHANNELS: 20 channels of 2-pole relay input . All channels (see Note) Backplane Cold junction isolation configura ble to 4-pole . Ref x3 HI HI 2 CHANNELS: 2 channels of current only input . Channel 11 Sense To Model 2700, LO LO 2701, or 2750 RELAy TyPE: Latching electromechanical . Backplane (Channels 1219) ACTUATION TIME: <3ms . FIRMWARE: Specified for Model 2700 rev . A01, 2701 rev . A01, HI and 2750 rev . A01 or higher . Channel 20 LO ENVIro NMENTal AMPS OPERATING ENVIRONMENT: Specified for 0C to 50C . 3A HI Specified to 80% R . H . at 35C . Channel 21 STORAGE ENVIRONMENT: 25C to 65C . LO WEIGHT: 0 . 45kg (1 lb) . 3A NOTE:Channels 2325 in this schematic HI ACCESSORy AVAILABLE: Model 7401 Type K Thermocouple refer to the designations used for Channel 22 control and not actual available channels. Wire, 30 . 5m (100 ft) . LO For more information, refer to the sEr VICEs aVaIl abl E ROUTe:MULTiple command section AMPS in the Model 2700, 2701, or 2750 Users Manual. Card 7700-3Y-EW 1-year factory warranty extended to 3 years LO from date of shipment Channels 24 and 25 can be individually controlled using ROUTe:MULTiple if the module is not to be connected to the internal DMM. 1.888.KEITHLEY (U.S. only) www.keithley.com A Greater Measure of Confidence Use with Integra Series mainframes: 2700, 2701, 2750 DIGITAL MULTIMETERS & SYSTEMS Use with Integra Series mainframes: 2700, 2701, 2750X-ON Electronics Largest Supplier of Electrical and Electronic Components Click to view similar products for Test Accessories - Other category: Click to view products by Tektronix manufacturer: Other Similar products are found below : AO1026 AO1035 AO1051 AO1059 149116 149118 RS40 RS41 AO1030 AO1032 AO1036 AO1058 4742 KTS288540 11-32-2733 00415 00163 PACC-ZD005 PACC-ZD007 700M20TH 628824000 MPT-VF B3 15010A0A0100M0 B3 15050A0D01A2M0 B3 1505A00A01A1M0 B3 15060A0D0100M0 98-CAL020 MO-SCREEN VDV500-705 68-020-01P CVRF02 CPAK8 RT-ZA19 LCR-OPT- 02 1-1437358-1 4408 POMONA DME D110 T1 LMLH 50 FLUKE PM9082/001 85392-12 ST18/SMAM/SMAM/72 HO720 45025 45028 CT2300 CC545 VT-1000 CT3041 VS-AVT-CABLE-08 6172A