Sensing Element

Germanium Photodiode or                   Silicon Photodiode

Supply Voltage

110 VAC ± 15% 50/60 Hz  and 24 VDC ± 15%

Power Indication:

Red LED

Power Consumption

5 VA

Function Indication

Green LED

Operating Temperature

-20°C to +60°C  (-4°F to 140°F)

Remote Self-Check

Single wire to 24 DVC internal line

 Storage Temperature

-25°C to +75°C  (-13°F to 167°F)

I.R. Threshold settings

Selector switch selectable in 50°C steps between 300°C to 550°C (572°F to 1022°F)

Output (#1)

Relay Output (N/O) 250 VAC, 8A20 mSec response time

Min/Max I.R. Threshold settings

Down to 270°C (518°F) and up to 750°C (1382°F) using internal adjustment

Output (#2)

Switch selectable NPN & PNP Outputs, N.O., 500 mA, 45 V, 2A peak

Response Time:

2  msec. min to 200 msec max., dip switch selectable.

IR Analog Output

0 - 6 VDC, non-linear, for aiding in alignment

Indicative Preset Thresholds

Steel
Temp.

Nominal 350°C Preset Trip

Nominal 450°C
Preset Trip

400°C

10%

Not Detectable

450°C

5%

100%

500°C

1%

60%

600°C

1/2%

20%

800°C

Less than 1/2%

Less than 5%