JCTT Smart Temperature Transmitter Without Display
Two-wire input temperature transmitter is a high performance device that receives Thermocouple/RTD/ohm/ mV input and output mA with HART communication protocol. Three internal keys to set parameter. Zero span calibration can be achieved either by HART or keypad.
- Introduction
- Parameters
- Model
- How to Order
- Video
JCTT Smart Temperature Transmitter without display Â
two-wire input temperature transmitter is a high performance device that receives Thermocouple/RTD/ohm/ mV input and output mA with HART communication protocol. Three internal keys to set parameter. Zero span calibration can be  achieved either by HART or keypad.
FEATURESÂ
Updating time of output current in 90 ms
Backlit LCD display rotatable to any angle
Two years stability of 0.1%
Accuracy +/-0.1% of Span
Parameter setting by keypad directly
4-20 mA output plus direct digital HART communication
Automatic zero calibration by press-button
Explosion proof and weather proof housing
STANDARD SPECIFICATIONÂ
Inputs : Universal Input Display : Backlit LCD rotatable to any angle
Thermalcouple : T/C (K, S, B, E, J, T, R, N) Display
Function : 5 Digits programmable & 0-100% Bargraph
RTD : CU50 / PT100, 2/3/4 wire Display Unit : °C / °F / °R / °K
mV : -128 to +128mV / -1000 to +1000mV
Keypad : 3 internal keys for programming and
Resistance : 0-600Â WÂ / 0-5000Â WÂ output setting
Accuracy : +/- 0.1% of span
Current Output : 4 – 20 mA 2 wires with HART Signal
Stability : +/- 0.1% of span for 2 years Load : Rohm = (Vdc-9) x 50
Temperature Effect : +/- 0.1% of span per 10 °C
Power Supply : 9 ~ 36 VDC
CJC compensation : +/- 0.5 °C
Digital Communication : HART Protocol
Simulation Output : 4-20 mA Cable
Entry : M20 Conduit Threads / 1/2″ NPT (Female)
Material Damping : 0 – 32 seconds
Wetted Parts : SUS304 / SUS316 / Has. C / Tantalum etc
Response Time : 90 mS
Housing : Low copper cast aluminum alloy polyurethane, light blue paint.
Zero Calibration : Automatic zero calibration by press-button
Name / Tag Plate : Stainless Steel 304 / Stainless Steel 316
Isolation : Input/Output/GND isolated to 480VDC
Process Connection : Threads / Flanges
Power Supply Effect : +/-0.005 of Span per V
Over Temp. Limit : 120% of Full Scale
Weight : 60g (Converter only) with display
Mounting : Direct mounting or bracket on 2″ Pipe
Humidity Limit : 0 to 100% Relative Humidity
Protection Class : IP67 (Standard)
Ambient Temperature : -25 to +85 °C :
Intrinsically Safe EEx ia IIC T5 (Standard)
Vibration Effect : +/-0.05% of URL per g to 200 Hz in any axis
Sensor Connection : M27*2 (Female)
EMI / RFI Effect : Follow SAMA PMC 33.1 from 20 to 1000Â MHz and for field strengths up to 30 V/m
Model Selection for JCTT Smart Temperature Transmitter without displayÂ
| JCTT Series | ||
| Type | B | Transmitter with display ,4-20ma output |
| C | Transmitter wiith dispaly (without hart),4-20ma output | |
| D | Transmitter with Display & Keypad (Hart Signal Setting),4-20ma output | |
| Housing | N | Without Housing |
| S | Aluminum with expoxy resin coat , Waterproof type | |
| H | Aluminum with expoxy resin coat, Explosion-proof type | |
| If choose Type S or H, model is up to here. | ||
| Cable Entry | N | M20 Conduit Threads |
| P | 1/2″ NPT (Female) | |
| Z | Other | |
| Mounting Bracket | N | None (Direct Connection with Temperature Sensor) |
| C | 2″ Mounting Bracket / Carbon Steel | |
| 4 | 2″ Mounting Bracket / SUS | |
| Name Plate Material | N | Stainless Steel 304 |
| 6 | Stainless Steel 316 | |
| Protection Class | N | Intrinsically Safe |
| X | Explosion Proof, Ex d IIC T6 | |
| Temperature Sensor ,please confirm detail as below | ||
| Sensor Type | T/C (K, S, B, E, J, T, R, N), CU50, PT100, PT500, PT1000 | |
| Sensor Accuracy Class | RTD (Class A, Class B), T/C (Class I, Class II) | |
| Wetted parts Material | SUS304, SUS316, Inconel600, Has. C, PTFE, Ceramic …etc | |
| Sensor Length (L) | 50mm-1500mm | |
| Sensor OD (D) | 3.2 / 4.0 / 4.8 / 5.0 / 6.0 / 8.0 / 9.5 / 12 / 15mm | |
| Process Connection | 1/2″ , 3/4″, 1″ , 1-1/2″ (15mm, 20mm, 25mm, 40mm) | |
| Screw / Flange | NPT, BSP, ANSI 150 , PN10, JIS 10K…etc | |
| Extension Length (L1) | 0mm-1000mm (Temp.>120 °C , L1>100mm; Temp.> 300, L1>150mm …) | |
| Temperature Range | -200 °C ~ +1800 °C (Please make sure your temperature equal to 4-20 mA) | |
How to order for JCTT Smart Temperature Transmitter without display
- Medium
- Range
- Process connection
- Stem diameter and length
- Other requirement , such as with thermowell , with hart , with LCD display
None