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Technical specifications
7.6 Technical specifications for operation in hazardous areas
Assignment of dust protection by enclosure Ex tD for Zone 22
Ignition protection type •
Temperature class *)
Explosion group
*) Assuming that the doors of the enclosure are opened at the earliest 10 minutes after switching off the
power.
Electric connection data
Electric connection data
Power supply
Analog output
Tightening torque M
Relay outputs (6 changeover contacts)
Serial port
PROFIBUS PA interface (option)
(9-pin DSUB connector, pins 3, 7, 8)
(not for CALOMAT 62F)
64
Dust protection by enclosure Ex tD for Zone 22: (Analyzer versions
7MB251x-xxx0x-xAGx, 7MB201x–xxx0x–0xxx- or -1xxx-Z+E40 and
7MB211x–xxxxx–0xAx- or -1xAx-Z+E40, 7MB253x–xxxxx–xxGx)
Device
OXYMAT 6F, unheated
OXYMAT 6F, heated
ULTRAMAT 6F, unheated
ULTRAMAT 6F, heated
CALOMAT 6F
CALOMAT 62F
IIC
All analyzers, all types of protection, if not specified otherwise
100 ... 120 V AC, 48 ... 63 Hz or
210 ... 240 V AC, 48 ... 63 Hz,
U
= 264 V AC
m
0/2 (4 ... 20 mA, potential-free, load: 750 Ω,
optionally with type of protection "Intrinsic safety Ex ia IIC/IIB
or Ex ib IIC/IIB"
in accordance with the test certificate of the associated equipment
M 20 cable gland: M = 3.8 ± 0.2 Nm
24 V, 1 A AC or 1 A DC
RS 485
Optionally with type of protection "Intrinsic safety Ex ia IIC/IIB or Ex ib IIC/IIB
Only for connection to a certified intrinsically-safe circuit with the following max‐
imum values:
Effective internal inductance L
Effective internal capacitance: C
FISCO power supply
U
= 17.5 V
0
I
= 380 mA
0
P
= 5.32 W
0
Compact Operating Instructions in accordance with EN 61010-1 and EN 60079-0
Compact Operating Instructions, 09/2018, A5E45779389002-01
Ex tD (Zone 22)
T60 °C
T130 °C
T65 °C
T82 °C
T65 °C
T65 °C
: 8 μH
i
: negligibly small (<1 nF)
i
Linear barrier
U
= 24 V
0
I
= 250 mA
0
P
= 1.2 W
0
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