| RTD Input Transmitters, Indicators, and Alarms |
Click on model numbers below for data sheets
Scroll to bottom for discontinued API 4000 G and API 4001 G datasheets
Lifetime Warranty on API and APD Series |
Reference Info 
Alarm Terminology
Deadband
Relay Protection & EMI Suppression
Application Examples
Monitor & Control Differential Temperature
Motor Overheating Alarm & Shutdown
Maintain Constant ΔT Across a Heat Exchanger
Phase Separator Water Level Control
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| Transmitters |
Input |
Output |
Features |
|
Sineax V624
Programmable
Isolated RTD or
T/C to DC Transmitter
Microprocessor Based |
RTD
2-, 3-, or 4-wire
100 Ω 0.00385α
100 Ω 0.003916α
T/C types
J, K, T, E, R, S, N, B, W5, W3, L, U
Thermistor
Custom |
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 |
- PC Programmable
- Reverse Output Programmable
- Custom Input Linearization
- Programmable Sensor Fault Response
- Removable Plugs
- 3.7 kV Input/Output/Power Isolation
- 24-60 or 85-230 VAC/VDC Powered
Instructions
Software
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  |
API 4001 G L
Isolated &
Linearized
RTD Temperature
to DC Transmitter |
Specify RTD Type and Temperature Range
Factory Configured
10 Ω Copper
100 Ω 0.00385α
100 Ω 0.00391α
2000 Ω Ni-Fe
Also available in °C
–100-300°F
0-300°F
0-400°F
0-500°F
0-600°F
0-1000°F
0-1500°F |
Specify Output Range
Factory Configured
Others available
0-1 V
0-5 V
1-5 V
0-10 V
±5 V
±10 V
0-1 mA
0-20 mA
4-20 mA |
- RTD Linearization
- Hot-Swappable Plug-In Design
- I/O LoopTracker LEDs
- Output Test Button
- Full I/O/Power Isolation
- 2-Wire or 3-Wire RTD
- Lead Wire Compensation for 3-Wire
- Uses API-008 8-Pin Socket
- 115 VAC Powered
- A230 option for 230 VAC Power
- D option for 9-30 VDC Power (+$60)
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 |
API 4001 G SA-B
Differential RTD Temperature to
DC Transmitter
Non-Isolated |
Specify Temperature Range
Factory Configured
ΔT from 20F° to 900F° or
10C° to 500C°
Two 100 Ω 0.00385α RTDs |
Specify Output Range
Factory Configured
Others available
0-1 V
0-5 V
1-5 V
0-10 V
±5 V
±10 V
0-20 mA
4-20 mA |
- Hot-Swappable Plug-In Design
- I/O LoopTracker LEDs
- Output Test Button
- 2-Wire or 3-Wire RTD
- Lead Wire Compensation for 3-Wire
- Linearized RTD
- Inputs Can Be Field Calibrated
- Uses API-011 11-Pin Socket
- 115 VAC Powered
- A230 option for 230 VAC Power
- D option for 9-30 VDC Power (+$60)
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|
API 2000 Series
DuoPak®
Two Channel Isolated
Transmitter
|
Specify Input Type and Range for Each Channel
Factory Configured
Choose Any Two:
DC voltage or current
AC voltage or current
RTD
Frequency
Potentiometer
Load Cell/Strain Gauge
See data sheet for input specifications and model numbers |
Specify Output Range for Each Channel
Factory Configured
0-1 V, 0-5 V,
1-5 V, 0-10 V
±5 V, ±10 V
0-1 mA, 0-20 mA, 4-20 mA
Others available |
- Two Independent Channels
- I/O LoopTracker LEDs
- Output Test Buttons
- Full I/O/Power Isolation
- Removable Plugs
- DIN Rail or Surface Mount
- 55 mm Wide
- 80-265 VAC or 48-300 VDC Powered
- API 20xx DD for 9-30 VDC/ 10-32 VAC Power (+$60)
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 |
T16L Series
(F16LT)
ThermoPro®
Indicating RTD Transmitter
|
Specify RTD Length and Fixed or Spring-Loaded RTD
Temperature Range
–58.0°F to 392.0°F or
–50.0°C to 200.0°C
Selectable °F or °C
See data sheet for model numbers |
4-20 mA Output is User Configurable Over the Temperature Range |
- User-Programmable 4-20 mA Output Range
- 0.1 Degree Display Resolution
- Precision RTD Element
- NEMA 4X Housing
- 2-Wire Design
- Powered by 8-32 VDC 4-20 mA Current Loop
- 316 Stainless Steel Probe
- 1/2" NPT Fitting for Standard Thermowells
- Spring-Loaded Probe for use with Thermowells
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 |
| Indicators |
Input |
Output |
Features |
|
T16B Series
ThermoPro®
Battery Powered RTD Temperature Indicator
 |
Specify RTD Length and Fixed or Spring-Loaded RTD
Temperature Range
–58.0°F to 392.0°F or
–50.0°C to 200.0°C
Selectable °F or °C
See data sheet for model numbers |
None |
- 0.1 Degree Display Resolution
- Precision RTD Element
- NEMA 4X Housing
- Powered by Two AA batteries (included)
- 316 Stainless Steel Probe
- 1/2" NPT Fitting for Standard Thermowells
- Spring-Loaded Probe available for use with Thermowells
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 |
| Alarms |
Input |
Output |
Features |
|
T16ADA Series
ThermoPro®
Indicating RTD Temperature Alarm
|
Specify RTD Length and Fixed or Spring-Loaded RTD
Temperature Range
–58.0°F to 392.0°F or
–50.0°C to 200.0°C
Selectable °F or °C
See data sheet for model numbers |
2 SPDT relays,
1 A @ 24 VDC,
0.5 A @ 115 VAC,
Non-inductive,
Fully programmable |
- User-Programmable Alarm Relays
- 0.1 Degree Display Resolution
- Precision RTD Element
- NEMA 4X Housing
- Powered by 8-32 VDC, 10-32 VAC
- 316 Stainless Steel Probe
- 1/2" NPT Fitting for Standard Thermowells
- Spring-Loaded Probe for use with Thermowells
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 |
API 1400 G
RTD Input Single Alarm Trip |
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 |
1 DPDT 7A
Contact Set
Field Adjustable
Specify Alarm Type
See data sheet for alarm options |
- Hot-Swappable Plug-In Design
- LoopTracker LED for Input
- Alarm Status LEDs
- Push to Test/Reset
- 2-Wire or 3-Wire RTD
- Lead Wire Compensation for 3-Wire
- Uses API-011 11-Pin Socket
- 115 VAC Powered
- A230 option for 230 VAC Power
- D option for 9-30 VDC Power (+$60)
|
 |
API 1420 G
RTD Input Dual Alarm Trip |
2 SPDT 7A
Contact Sets
Field Adjustable
Specify Alarm Type
See data sheet for alarm options |
APD 1400
RTD Input Single Alarm Trip
|
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 |
Single setpoint dual SPDT Form C 8A contact set
Field Adjustable
Specify Alarm Type
Standard: HI alarm, non-latching, normal acting
Options: LO alarm, latching, reverse acting
See data sheet for alarm options |
- DIN Rail Mount without Tools
- LoopTracker LED for Input
- Alarm Status LEDs
- Push to Test/Reset
- 2-Wire or 3-Wire RTD
- Lead Wire Compensation for 3-Wire
- Universal Power
- D option for 9-30 VDC, 10-32 VAC Power
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 |
APD 1420
RTD Input Dual Alarm Trip
|
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 |
Two setpoint dual SPDT Form C 8A contact sets
Field Adjustable
Specify Alarm Type
Standard: HI/LO alarm, non-latching, normal acting
Options: LO/LO, HI/HI, LO/HI alarms, latching, reverse acting
See data sheet for alarm options |
- DIN Rail Mount without Tools
- LoopTracker LED for Input
- Alarm Status LEDs
- Push to Test/Reset
- 2-Wire or 3-Wire RTD
- Lead Wire Compensation for 3-Wire
- Universal Power
- D option for 9-30 VDC, 10-32 VAC Power
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 |
APD 1430
RTD Input Band Alarm Trip
|
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 |
Two setpoint dual SPDT Form C 8A contact sets
Field Adjustable
Specify Alarm Options
Standard: Band alarm (both alarms trip if outside LO and HI
trip points), non-latching, normal acting
Options: Inverse band alarm, latching, reverse acting
See data sheet for alarm options |
- DIN Rail Mount without Tools
- LoopTracker LED for Input
- Alarm Status LEDs
- Push to Test/Reset
- 2-Wire or 3-Wire RTD
- Lead Wire Compensation for 3-Wire
- Universal Power
- D option for 9-30 VDC, 10-32 VAC Power
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| Documents for Discontinued Products
|
| API 4000 G |
RTD or T/C to DC Transmitter. Replaced by the Sineax V624. |
| API 4001 G |
Non-Isolated RTD-DC Transmitter. Replaced by the API 4001 GL |
