Michell Instruments XZR-400-BM, Руководство пользователя

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XZR400 Series User’s Manual
20 97472 Issue 3, August 2018
INSTALLATION
2.9.2 Electrical Terminal Block
The terminal block is located by removing the front panel cover.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
Item Function
1 Connection to the MSRS cell; system reserved (TC+ – orange).
2 Connection to the MSRS cell; system reserved (common – white).
3 Connection to the MSRS cell; system reserved (reference – blue).
4 Oven connection, system reserved.
5 Oven connection, system reserved (see paragraph 15.2).
6 (+) 4-20 mA output measurement proportional to the chosen O
2
scale. A second
4-20 mA output is available as an option.
7 4-20 mA (0 V).
8-9 Optional. Dry contact alarm for fl ow rate setting (250 V AC, 30 V DC or 2 A, 2 A
resistive load). Direction of action.
10-11 Threshold alarm No. 1 dry contact terminal (250 V AC , 2 A or 30 V DC, 2 A on
resistive load). Function mode (positive, normal) and hysteresis can be con fi gured
by setting the parameters.
12 Threshold alarm No. 1 dry contact terminal (250 V AC , 2 A or 30 V DC, 2 A on
resistive load). Function mode (positive, normal) and hysteresis can be con fi gured
by setting the parameters.
13 Shared contact for alarms No.1 and No. 2.
14 Threshold alarm No. 2 dry contact terminal (250 VAC , 5A or 30 VDC, 5A on
resistive load). Function mode (positive, normal) and hysteresis can be con fi gured
by setting the parameters.
15 Mains supply phase.
16 Mains supply neutral.
The equipment is protected by a T2 A - 250 V AC timed fuse (5 x 20 mm) located near
the terminal block
Figure 20
Electrical Terminal Block XZR400A2
2.9.3 D-Sub DE9 plug
This optional D-Sub DE9 type male plug (9 pin) is used to connect an RS485 or RS232
port.