Aalborg OSS-2 Optical User Manual
Page 7
4
4.
SPECIFICATIONS
MATERIALS OF CONSTRUCTION:
END BLOCKS:
Aluminum or 316 Stainless Steel.
ELASTOMERS: Buna
7 & Viton7 (Aluminum), Viton7 (316 SS).
FLOW TUBE:
Borosilicate glass.
POWER INPUT:
12VDC (15VDC maximum), Recommended Power Supply at
least 250mA regulated, peak to peak max 100mV.
POWER CONSUMPTION: Less than 200mA.
ACCURACY:
+/- 2% of full scale.
REPEATABILITY:
0.5% of full scale.
AMBIENT TEMPERATURE: 0-70 deg. C.
RESPONSE TIME:
500 milliseconds.
SOURCE OF LIGHT:
650nm, red LED.
LIGHT IMMUNITY:
Pulse modulated.
DRY CONTACT CLOSURES: 2 normally open, and normally closed relays (1A, 30Vdc max.)
ALARM:
70 dB audible buzzer and/or visual LED
ALARM OPTIONS:
High, Low, or High/Low.
BUZZER:
User configurable, momentary or latch.
RESET:
Reset button or remote through “D”-connector, to disable relay
or buzzer (remote Reset is TTL compatible active Low).
Environmental (per IEC 664): Installation Level II; Pollution Degree
AMBIENT TEMPERATURE: 32
F
F to 122
F
F (0
F
C to 50
F
C).
5.
CE Compliance
Any model Optical Sensor Switch bearing a CE marking on it, is in compliance
with the below stated test standards currently accepted.
EMC Compliance with 89/336/EEC as amended;
Emission Standard: EN 55011:1991, Group 1, Class B
Immunity Standard: EN 55082 1:1992