ISR 12-LO
•
IGAR 12-LO Operating Manual
Introduction
•
10
Spectral range:
ISR 12-LO
:
λ
1
: 0.8 µm/
λ
2
: 1.05 µm
IGAR 12-LO: MB 10:
λ
1
: 1.52 µm/
λ
2
: 1.64 µm
All other MB:
λ
1
: 1.28/
λ
2
2: 1.65 µm
Measuring modes:
Ratio- (2-color-) / mono- / metal mode switchable
Power supply:
24 V DC (15 to 40 V DC) or 24 V AC (12 to 30 V AC), 48 to 62Hz
Power consumption:
Max. 10 W
Analog output:
0 to 20 mA or 4 to 20 mA switchable, load 0 to 500 Ohm
Test current 10 mA by pressing test key
Load:
0 to 500
Ω
Switch contact:
Max. 0.15 A (only active with automatic clear mode or t
CL
≥
0.5 s)
Digital Interface:
Switchable: RS232 or RS485 addressable (half duplex),
baud rate 2.4 up to 115.2 kBd
Resolution:
Display: 1 °C
Interface: 0.1 °C
Analog output: < 0.025% of temperature range
Isolation:
Power supply, analog output and digital interface are galvanically isolated
from each other
Parameters:
Adjustable or readable at the device or via interface:
Emissivity
ε
, emissivity slope K, exposure time t
90
, clear times for maximum
value storage t
CL
, automatically or external deletion of maximum value
storage, switching measuring mode, switch-off limit, warning level dirty
window, 0 to 20 or 4 to 20 mA, sub range, address, baud rate, °C/°F
Readable at the device or via interface:
Measuring temperature
Adjustable only via interface commands:
Wait time t
W
, keyboard lock
Emissivity slope K:
ε
1
/
ε
2
: 0.8 to 1.2 adjustable in steps of 0.001
Emissivity
ε
:
0.1 to 1 adjustable in steps of 0.001
Exposure time t
90
:
2 ms (with dynamical adaptation at low signal levels),
adjustable at 0.01 s; 0.05 s; 0.25 s; 1 s; 3 s; 10 s
Maximum value storage:
Built-in single or double storage. Clearing with adjusted time t
clear
(0.00 s; 0.01 s; 0.05 s; 0.25 s; 1 s; 5 s; 25 s), extern, via interface or automatically
with the next measuring object
Uncertainty: *
(
ε
=1, t
90
=1 s, T
amb.
= 23 °C)
ISR 12-LO:
0.4% of reading in °C + 1 °C (< 1500 °C)
0.6% of reading in °C + 1 °C (> 1500 °C)
IGAR 12-LO:
0.5% of reading in °C + 1 °C (< 1500 °C)
0.7% of reading in °C + 1 °C (> 1500 °C)
Repeatability: *
(
ε
=1, t
90
=1 s, T
amb.
= 23 °C)
ISR 12-LO:
0.2% of reading in °C + 1 °C
IGAR 12-LO:
0.3% of reading in °C + 1 °C
*
The temperature of fiber and optical head must be at least 30 °C lower than the measuring temperature to get a correct
temperature reading
Protection class:
IP65 (DIN 40 050)
Ambient temperature:
Converter housing: 0 to 60 °C (ISR 12-LO); 0 to 50 °C (IGAR 12-LO)
Storage temperature:
-20 to 70 °C
Rel. humidity:
Non-condensing conditions
Weight:
Converter: 2.2 kg; optical head II: 140 g; fiber (2.5 m): 250 g
Connector:
12 pin Connector
