Accurate Dual-Color Pyrometer for Low Heat Measurement

Measuring Range

250 degC～1200 degC

Detector

InGaAs/InGaAs（Laminated InGaAs）

1-color Wavelength

1.7μm

2-color Wavelength

Wavelength1：（0.9～1.7）μm    Wavelength 2：1.7μm

Main Applications

Hot rolled steel, wire rod, Non-ferrous metal processing, induction heating, galvanized wire

Distance Coefficient

30：1

Measuring Distance

Standard focal length：adjustable from 0.35m to infinite；near focal length：0.15m～0.5m

Measuring Accuracy

±0.5%T（T is measured value）

Resolution

0.1 degC

Repeat Accuracy

±2 degC

1-color Coefficient

0.100～1.100，adjustable in 0.001 increment

2-color Coefficient

0.850～1.150，adjustable in 0.001 increment

Response Time

Fastest 5ms，5ms-99.99s adjustable

Signal processing

Peak value, valley value, average temperature value; Ambient temperature too high/low alarm; switch between one-color and two-color mode; power down protection.

Output

Group1: Multiple analog outputs 16bit（4mA～20mA，0mA～20mA，0V～5V，0V～10V, switchable), output resolution 16bit, accurate to 0.1 degC, maximum current loop output load 600Ω，maximum current output load 10mA

Gourp2: Analog outputs 4mA～20mA，resolution 16bit, accurate to 0.1 degC,

maximum current loop output load 600Ω

Alarms output: upper or lower temperature limit alarm；PhotoMOS relay (infinite service life) on resistance≤2Ω, maximum allowed voltage: AC60V or DC60V; maximum allowed current: 120mA; response time: 2ms

PNP level output（current output 100mA，with overload protection.）

RS485 output, with functions of parameters modification, data logging and inquiry

Display Mode

Industrial-grade self-luminous OLED display screen

Power Input

DC(20～30)V, with over voltage, over current and short circuit protection;

Power consumption: 5W (24V@200mA) with built-in EMI wave filter,

resistance to pulse group’s Interference: 2500VDC

Warm up time

With built-in 40 degC constant temperature heater, start temperature measurement within 10mins after power on. Assembled whole-process temperature compensation,

temperature measurement accuracy is nearly unaffected by ambient temperature.

Aiming Method

Green visible aiming laser, eyepiece aiming,video aiming choose 1

Port

Imported sealed plug and 12-core high-temperature shielded cable

Operating Environment

No water cooling：-20 degC～+60 degC，air purge pressure: 0.1MPa，flow rate: 6L/ min

With water cooling：-20 degC～+200 degC，water cooling pressure: 0.2MPa，flow rate: 2L/min

Protection Level

IP65