System Specifications
Sensor Type Continuous diusion,
adsorption type Metal Oxide
Semiconductor (MOS)
Sensor Life 3 to 5 years typical
Repeatability ±2 ppm or 10% of the applied gas,
whichever is greater
Response Time T
50
: 5-10 seconds (nominal) of full
scale with full scale gas applied
Modes Calibration, calibration check, setup
Measuring Ranges 0-20 ppm, 0-50 ppm, 0-100 ppm
Classication EEx d IIB+H
2
, T5 II2G, IP66
(T
amb
= -40°C to +70°C)
Class I, Division 1, Groups B, C & D;
Class I, Zone 1
IIB+H
2
, T6. Type 4X
(T
amb
= -40°C to +60°C)
Warranty Two years
Approvals ATEX, CE Marking
CSA, FM
HART registered
SIL 2 and 3 suitable*
FM certied to IEC 61508
Electrical Specifications
Input Power 24 VDC nominal, 20 to 36 VDC, 350 mA max
.
Analog Signal 0–20 mA (600 Ohms maximum)
Malfunction 0 mA**
Gas Check/Cal 1.5 mA***
Setup mode 1.5 mA***
Zero reading 4 mA+0.2 mA
0-100% scale 4-20 mA
Over-range 20-22 mA
Relay Ratings (optional)
8
A
@
2
5
0
V
A
C
,
8
A
@
3
0
V
D
C
r
es
i
s
t
i
v
e
ma
x
i
mu
m
(
3
x
)
S
P
D
T
-
W
a
r
n
i
n
g
,
A
l
a
r
m
&
F
a
u
l
t
RFI/EMI Protection Complies with EN 50270, EN 61000-3-2, EN 61000-3-3
Status Indicators Three-digit LED display with gas concentration, Warn and
Alarm; LEDs, calibration prompts, fault codes, and setup
options
RS-485 Output (optional) ModBus RTU, suitable for linking up to 128 units or up to
247 units with repeaters
Baud Rate 2400, 4800, 9600, or 19 200 bit/s
HART (optional) HART 6, HART Device Description Language available
Wireless Communication Available with ELPRO Technologies wireless devices
Fault Monitoring Calibration error, sensor heater error, low DC supply, EEP-
ROM, EPROM, setup error, gas check time exceeded, switch
input error, internal errors
Cable Requirements 3-wire shielded cable.
Max. distance between ULTIMA MOS-5 Detector and
power source or remote sensor @ 24 VDC nominal
(20 Ohm loop): 14 AWG – 824 m (2,240 ft.)
Max. distance for analog output (600 Ohms max):
14 AWG – 2,400 m (8,000 ft.)
Environmental Specifications
Operating Temperature
Range
Electronics –40 °C to +75 °C (–40 °F to +167 °F)
Std. Sensor (ATEX) –40 °C to +70 °C (–40 °F to +158 °F)
Std. Sensor (FM) –40 °C to +75 °C (–40 °F to +167 °F)
Operating Humidity Range
5% to 100% RH, non-condensing
Storage Temperature Range
-50°C to 85°C (-58°F to 185°F)
Mechanical Specifications
Length 161 mm (6.4 inches)
Height 86 mm (3.4 inches)
Width 104 mm (4.1 inches)
Weight
2.5 kg (5.5 lbs.)
Mounting Holes 127 mm (5.0 inches) (center to center)
MSA International
1000 Cranberry Woods Drive
Cranberry Township, PA16066
USA
Phone +1 412 967 33 54
Fax +1 412 967 34 51
E-mail
www.msa-europe.com
www.MSAnet.com
MSA Europe
Thiemannstraße 1
12059 Berlin
Germany
Phone +49 (0)30 68 86-555
Fax +49 (0)30 68 86-1517
E-mail contact@msa-europe.com
Subject to change without notice
ID 07- 481.2 GB/00
/04.11
* Use in typical environments has a lower safety rating than in clean environments
** Under HART, current values can be either 3.5 mA or 1.25 mA, depending on user selection
*** Under HART, current value can be either 3.5 mA or 1.5 mA, depending on user selection
Ordering Information
ULTIMA MOS-5
0-20 ppm
4 –20 mA MOS5-10131
4 –20 mA, Dual ModBus, Non-latched Warn, latched Alarm, Energized relays MOS5-22131
4 –20 mA, HART MOS5-50131
4 –20 mA, Dual ModBus, Non-latched Warn, latched Alarm, Energized relays, HART MOS5-62131
0-50 ppm
MOS5-10121
MOS5-22121
MOS5-50121
MOS5-62121
0-100 ppm
MOS5-10111
MOS5-22111
MOS5-50111
MOS5-62111
Measuring Range
(31 paginas)
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