RTD Alarms and Transmitters |
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API product brochure Options & accessories Cross reference Regulatory Compliance page UL Approvals |
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How to Order
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Model | Input/Output | Features | Product |
Thermocouple Input Alarm TripsFactory Configured New Versions 12-11-2018 |
Specify T/C type and °F or °C temperature range Factory configured Thermocouple J, K, T, E, R, S, N, B, C, D, G, M, P 100°F (55°C) recommended minimum span API 1200 G Single Alarm Trip One DPDT contact set Standard: HI alarm, normal acting, set/reset adjustments, non-latching See data sheet for alarm options API 1220 G Dual Alarm Trip Two SPDT contact sets Standard: HI/LO alarms, normal acting, two set/reset adjustments, non-latching See data sheet for alarm options |
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![]() API 1200 G, API 1220 G |
RTD Input Alarm TripsFactory Configured APD 1400 from $289 |
Specify RTD type and temperature range Factory configured 10 Ω to 2000 Ω RTD including 100 Ω: 0.00385α, 0.00391α, 10 Ω Cu, 1000 Ω Ni-Fe, 120 Ω Ni or Special APD 1400 Single Alarm Trip Dual SPDT contact sets Standard: HI alarm, non-latching, normal acting See data sheet for alarm options APD 1420 Dual Alarm Trip 2 independent SPDT contact sets Standard: HI/LO alarms, non-latching, normal acting See data sheet for alarm options |
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![]() ![]() APD 1400, APD 1420 |
RTD Input Alarm TripsFactory Configured API 1400 G from $279 |
Specify RTD type and temperature range Factory configured 10 Ω to 2000 Ω RTD including 100 Ω: 0.00385α, 0.00391α, 10 Ω Cu, 1000 Ω Ni-Fe, 120 Ω Ni or special API 1400 G Single Alarm Trip One DPDT contact set Standard: HI alarm, normal acting, adj. deadband, non-latching See data sheet for alarm options API 1420 G Dual Alarm Trip Two SPDT contact sets Standard: HI/LO alarms, normal acting, 1% deadband, non-latching See data sheet for alarm and deadband options |
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![]() API 1400 G, API 1420 G |
Universal Input to DC Isolated Signal ConditionerField ProgrammableAPD 8000 from $399Open Feature Summary Download Feature Summary Open Datasheet Download Datasheet |
Field configurable inputs DC volts: 35 ranges from ±25mVDC to ±10 VDC DC mA sinking input, 20 ranges from ±0.5mADC to ±20mADC Potentiometer: 100Ω min. to 1 MegaΩ max. Thermocouple: J, K, T, E, R, S, N, B, C, D, G, M, P RTDs: 2, 3, or 4 wire, 10Ω to 8000Ω RTDs Thermistor: 44000 series, YSI 400, Spectrum Custom input available 18 field programmable output ranges Voltage: 0-1V, 0-2V, 0-4V, 0-5V, 1-5V, 0-8V, 0-10V, 2-10V, ±5V, ±10V Current: 0-2mA, 0-4mA, 0-8mA, 0-10mA, 2-10mA, 0-16mA, 0-20mA, 4-20mA Can be wired for sink or source |
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![]() ![]() ![]() APD 8000 |
Universal Temperature Input to DC Isolated TransmitterField ProgrammableAPD 4000 from $375Open Feature Summary Download Feature Summary Open Datasheet Download Datasheet |
Field programmable inputs Thermocouples: J, K, T, E, R, S, N, B, C, D, G, M, P RTDs: 2, 3, or 4 wire, 10Ω to 8000Ω RTDs Thermistors: 44000 series, YSI 400, Spectrum Custom input available 18 field selectable output ranges Voltage: 0-1V, 0-2V, 0-4V, 0-5V, 1-5V, 0-8V, 0-10V, 2-10V, ±5V, ±10V Current: 0-2mA, 0-4mA, 0-8mA, 0-10mA, 2-10mA, 0-16mA, 0-20mA, 4-20mA Can be wired for sink or source |
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![]() ![]() ![]() APD 4000 |
Thermocouple to DC Isolated TransmitterFactory Configured APD 4130 from $375Open Datasheet Download Datasheet |
Factory set input range Thermocouple: J, K, T, E, R, S, N, B, C, D, G, M, P Custom input available Factrory set output range Voltage: 0-1 V to 0-10 V, ±5 V, ±10 V Current: 0-2 mA to 4-20 mA Can be wired for sink or source |
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![]() ![]() ![]() APD 4130 |
Thermocouple to DC Isolated Transmitter |
Factory set input range Thermocouple: J, K, T, E, R, S, N, B, C, D, G, M, P Custom input available Factrory set output range Voltage: 0-1 V to 0-10 V, ±5 V, ±10 V Current: 0-2 mA to 4-20 mA Can be wired for sink or source |
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![]() ![]() ![]() APD 4131 |
RTD or Thermistor Input to DC Isolated TransmitterFactory Configured APD 4002 from $375Open Datasheet Download Datasheet |
Factory set input range RTD: 2, 3, or 4 wire, 10 Ω to 8000 Ω RTD Thermistor: 44000 series, YSI 400, Spectrum Custom input available Factrory set output range Voltage: 0-1 V to 0-10 V, ±5 V, ±10 V Current: 0-2 mA to 4-20 mA Can be wired for sink or source |
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![]() ![]() ![]() APD 4002 |
Universal RTD to DC Isolated TransmitterField ProgrammableAPD 4151 from $395Open Datasheet Download Datasheet |
Field programmable input RTD: 2, 3, or 4 wire, 10 Ω to 8000 Ω RTD Custom input available 18 field selectable output ranges Voltage: 0-1V, 0-2V, 0-4V, 0-5V, 1-5V, 0-8V, 0-10V, 2-10V, ±5V, ±10V Current: 0-2mA, 0-4mA, 0-8mA, 0-10mA, 2-10mA, 0-16mA, 0-20mA, 4-20mA Can be wired for sink or source |
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![]() ![]() ![]() APD 4151 |
Universal Thermistor to DC Isolated TransmitterField ProgrammableAPD 4152 from $395Open Datasheet Download Datasheet |
Field programmable input Thermistor: 44000 series, YSI 400, Spectrum Custom input available 18 field selectable output ranges Voltage: 0-1V, 0-2V, 0-4V, 0-5V, 1-5V, 0-8V, 0-10V, 2-10V, ±5V, ±10V Current: 0-2mA, 0-4mA, 0-8mA, 0-10mA, 2-10mA, 0-16mA, 0-20mA, 4-20mA Can be wired for sink or source |
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![]() ![]() ![]() APD 4152 |
Universal Thermocouple to DC Isolated TransmitterField ProgrammableAPD 4351 from $395Open Datasheet Download Datasheet |
Field programmable input Thermocouple: J, K, T, E, R, S, N, B, C, D, G, M, P Custom input available 18 field selectable output ranges Voltage: 0-1V, 0-2V, 0-4V, 0-5V, 1-5V, 0-8V, 0-10V, 2-10V, ±5V, ±10V Current: 0-2mA, 0-4mA, 0-8mA, 0-10mA, 2-10mA, 0-16mA, 0-20mA, 4-20mA Can be wired for sink or source |
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![]() ![]() ![]() APD 4351 |
RTD to DC Isolated TransmitterFactory Configured APD 4001 from $375Open Datasheet Download Datasheet |
Specify RTD type and temperature range 10 Ω to 2000 Ω RTD including 100 Ω: 0.00385α, 0.00391α, 10 Ω Cu, 1000 Ω Ni-Fe, 120 Ω Ni or special Specify output range 0-1 V to 0-10 V ±1 V to ±10 V 0-1 mA to 0-20 mA, 4-20 mA |
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![]() ![]() APD 4001 |
RTD to DC Isolated TransmitterFactory Configured API 4001 G L from $409Open Datasheet Download Datasheet |
Specify RTD type and temperature range Factory configured 10 Ω to 2000 Ω RTD including 100 Ω: 0.00385α, 0.00391α 10 Ω Cu, 1000 Ω Ni-Fe, 120 Ω Ni or special Specify output range Factory configured 0-1 V to 0-10 V ±1 V to ±10 V 0-1 mA to 0-20 mA, 4-20 mA |
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![]() ![]() API 4001 GL |
Differential RTD to DC TransmitterFactory Configured API 4001 G SA-B from $409Open Datasheet Download Datasheet |
Specify temperature range Factory configured Two 100 Ω 0.00385α RTDs ΔT from 20F° to 900F° or 10C° to 500C° Specify output range Factory configured 0-1 V to 0-10 V ±1 V to ±10 V 0-1 mA to 0-20 mA, 4-20 mA |
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![]() API 4001 G SA-B |
Thermocouple to DC Isolated Signal ConditionerFactory Configured API 4130 GL from $399Open Feature Summary Download Feature Summary Open Datasheet Download Datasheet API 4130 GL sold before 07-12-16Open Datasheet Download Datasheet |
Specify T/C type and °F or °C temperature range Factory configured Thermocouples J, K, T, E, R, S, N, B, C, D, G, M, P ±0.25°C Accuracy New microprocessor-based linearization Specify output range Factory configured analog output 0-1 V to 0-10 V ±1 V to ±10 V 0-1 mA to 0-20 mA, 4-20 mA |
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![]() ![]() ![]() API 4310 GL |
Universal Temperature to DC Isloated TransmitterField ProgrammableSineax V624Open Datasheet Download Datasheet Open Installation Manual Download Installation Manual Download Software |
T/C types J, K, T, E, R, S, N, B, W5, W3, L, U RTD, 2-, 3-, or 4-wire 100 Ω 0.00385α 100 Ω 0.003916α Thermistor Software for custom input linearization Specify if Current or Voltage Output 0-2 mA to 0-20 mA, 20-0 mA 0-1 V to 0-10 V, 10-0 V |
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Universal Input to 4-20 mA Loop Powered TransmitterField ProgrammableK121 $149 *in stock*Open Datasheet Download Datasheet Open Installation Manual Download Installation Manual Click to see ALL Seneca products |
Field Programmable Input Input: –150 mV to +150 mV –30 V to +30V –24 mA to 24 mA RTD: Pt100, Pt500, Pt1000, Ni100 Thermocouple: J, K, T, E, R, S, B, N Potentiometer: 500 Ω to 10 KΩ Resistance: 1750 Ω Output: 4-20 mA loop powered Powered by the output loop |
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![]() K121 |
Thermocouple to DC Isolated TransmitterField ConfigurableK109TC $169 *more coming*Open Datasheet Download Datasheet Open Installation Manual Download Installation Manual Click to see ALL Seneca products |
Field Configurable Input Input: Thermocouple: J, K, T, E, R, S, N, B Field Configurable Output Output: 4-20 mA, 0-20 mA, 20-4 mA, 20-0 mA, 0-5 V, 1-5 V, 0-10 V, 10-0 V |
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![]() K109TC |
100 Ω RTD to DC Isolated TransmitterField ConfigurableK109PT $169 *in stock*Open Datasheet Download Datasheet Open Installation Manual Download Installation Manual Click to see ALL Seneca products |
Field Configurable Input Input: One 100 Ω RTD, 385 Curve RTD, 2, 3, or 4 wire –150 to 650°C, (–238 to 1202°F), 50°C min. span Field Configurable Output Output: 4-20 mA, 0-20 mA, 20-4 mA, 20-0 mA, 0-5 V, 1-5 V, 0-10 V, 10-0 V |
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![]() K109PT |
IsoSplitter® Signal Splitter |
Specify RTD type and temperature range Factory configured 10 Ω to 2000 Ω RTD including 100 Ω 0.00385α 100 Ω 0.00391α, 10 Ω Cu 1000 Ω Ni-Fe 120 Ω Ni or special Specify output range for each channel 2 independent channels 0-1 V to 0-20 V ±1 V to ±10 V 0-1 mA to 0-25 mA, 4-20 mA |
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![]() ![]() APD 1393 |
DuoPak® 2 Channel Isolated Signal ConditionersFactory Configured APD 2000 Series from $519 |
Specify input range for each channel APD 2001 Ch1: DC mV/V/mA Ch2: RTD APD 2011 Ch1: RTD Ch2: RTD APD 2013 Ch1: RTD Ch2: Potentiometer APD 2015 Ch1: RTD Ch2: Strain gauge APD 2016 Ch1: RTD Ch2: AC mV/V/mA APD 2017 Ch1: RTD Ch2: Frequency Specify output range for each channel 2 independent channels 0-1 V to 0-20 V ±1 V to ±10 V 0-1 mA to 0-25 mA, 4-20 mA |
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![]() ![]() APD 2000 Series RTD |
Process Signal to Bi-Polar DC Signal ConverterFactory Configured BSC133 call for quoteBSC133 Data Sheet BSC133 Input Option Data Sheets RTD, mV, T/C ACV, ACA, resistance, pH/Orp Frequency, DC pulse, floating differential Adder/subtractor LVDT Bipolar 3-wire potentiometer BSC133 Output Option Data Sheets High output drive External ratio adjustment Ramp, aux. DC supply Peak hold, track & hold |
Specify input type and range AC/DC current/millivolt/volts pH/ORP RTD Thermocouple Frequency to 5kHz Pulse input from proximity sensor LVDT Potentiometer or resistance Specify output type and range Bi-polar volts; ±1V to ±20V Bi-polar mA; ±1mA to ±20mA Output Options
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![]() BSC133 |
Analog To Resistance ConverterFactory Configured ATR167 call for quoteOpen Datasheet Download Datasheet |
Specify input type and range RTD Thermocouple Frequency to 5kHz Pulse input from proximity sensor Millivolt/Volts Potentiometer or resistance Specify output range Potentiometer: 1k, 2k, 5k, 10k, 20k, 50k, 100k, 200k, custom |
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![]() ATR167 |
Analog To Potentiometer ConverterFactory Configured ATP 168 call for quoteOpen Datasheet Download Datasheet |
Specify input type and range RTD Thermocouple Frequency to 5kHz Pulse input from proximity sensor Millivolt/Volts Potentiometer or resistance Specify output range Potentiometer: 1k, 2k, 5k, 10k, 20k, 50k, 100k, 200k, custom |
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![]() ATP168 |
ThermoPro® |
T16BBL: Backlit display
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![]() T16B |
ThermoPro® |
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![]() T16L |
ThermoPro® |
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![]() T16ADA |
Head-Mount RTD Transmitter, Non-IsolatedField ProgrammableFits DIN Form B Heads T120 $89 *more coming*Open Datasheet Download Datasheet Open Installation Manual Download Installation Manual Click to see ALL Seneca products |
Programmable Input: Pt100 or Ni100 RTD 2, 3, or 4 wire Selectable Output Output: 4-20 mA, 20-4 mA |
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![]() ![]() ![]() T120 |
Head-Mount Universal Transmitter, IsolatedField ProgrammableFits DIN Form B Heads T121 $159 *in stock*Open Datasheet Download Datasheet Open Installation Manual Download Installation Manual Click to see ALL Seneca products |
Programmable Input: Pt100 or Ni100, Pt500, Pt1000 J, K, R, S, T, B, E, N Potentiometer mVDC, VDC Selectable Output Output: 4-20 mA, 20-4 mA |
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![]() ![]() ![]() T121 |
USB - UART TTL ConverterEASY-USB $109 *in stock*Open Datasheet Download Datasheet Open Installation Manual Download Installation Manual EASY-USB Software Link |
Programming kitK121 K121 |
Includes Converter Software mini CD (or download latest) Adapter cable (std USB cable not included) |
![]() EASY-USB |
4 Digit 4-20 mA Loop Powered DisplayField RangeableS315 $139 *in stock* |
Loop Powered Display Input: 4-20 mA Display: 4 digit red LED |
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![]() S315 |