Model IR5500
51
7.2.2 Electrical Specification
Input Voltage:
20 to 36 VDC, 24 VDC nominal
Input Current:
Source: 0.64 A maximum at 20 VDC input voltage
Receiver: 0.50 A maximum at 20 VDC input voltage; less 0.04 A with
relays disabled
Supply Power:
Source: Rated 12 watts maximum at 24 VDC input
Receiver: Rated 10 watts maximum at 24 VDC input
Start-up Time:
2 minutes
Warm-up Time
2 hours minimum
Relay Ratings:
8 A @ 250 VAC, 8 A @ 30 VDC resistive max.
Relay Quantity:
4 internal; Fault, Alarm, ppm
·
m Warn, LEL
·
m Warn
Relay Contact
Type:
Single Pole Change Over (SPDT)
Analog Signal:
0 to 22 mA (700 ohms max. load)
Function
HART Not Installed
HART Low Range
HART High Range
Fault
0 mA
1.25 mA
3.5 mA
Test Gas
1.5 mA
1.5 mA
3.5 mA
Setup mode
1.5 mA
1.5 mA
3.5 mA
Beam Block
2.0 mA
2.0 mA
3.5 mA
Startup
0 mA
1.25 mA
3.5 mA
Zero reading
4.04 mA
4.04 mA
4.04 mA
0-5 LEL
·
m
4-20 mA
4-20 mA
4-20 mA
Split Range
4-12 mA for 0-5000
ppm
·
m (methane) or 0-
2000 ppm
·
m (propane)
12-20 mA for 0-5 LEL
·
m
(methane) or 0-1 LEL
·
m
(propane)
4-12 mA for 0-5000
ppm
·
m (methane) or 0-
2000 ppm
·
m (propane)
12-20 mA for 0-5 LEL
·
m
(methane) or 0-1 LEL
·
m
(propane)
4-12 mA for 0-5000
ppm
·
m (methane) or 0-
2000 ppm
·
m (propane)
12-20 mA for 0-5 LEL
·
m
(methane) or 0-1 LEL
·
m
(propane)
Over-range
21.7 mA
21.7 mA
21.7 mA
RS-485 Output:
Modbus RTU with Block and Single Data transfer modes
Baud Rate:
2400, 4800, 9600, 19200, or 38400 BPS
HART
(Optional):
Fully HART Compliant. User selectable between HART and Modbus.
HART current source Rx = 120 kilo ohms, Cx = 8 nF.
RFI/EMI
Protection:
EN 61000-6-4, EN 50270
7.2.3 Mechanical
Specification
Length:
12.4 inches (315 mm)
Diameter:
4.5 inches (113 mm) for SS enclosure
5.3 inches (135 mm) for Nosecone
Weight:
Source: 12.20 lb (5.53 kg)
Receiver: 12.34 lb (5.60 kg)
Pan-Tilt Arm Assembly 329073-1: 7.62 lb (3.46 kg)
Material:
316 stainless steel for electronics enclosure