
MULTIPOINT CIRCULAR-CHART RECORDER INSTALLATION AND OPERATION MANUAL
Annex A
Page 1
HA250385
Issue 2 Mar 98
Annex A
TECHNICAL SPECIFICATION
Section
Page
A1 TECHNICAL SPECIFICATION (RECORDER) ............................. A - 2
A2 TECHNICAL SPECIFICATION (INPUT BOARD) ........................ A - 3
A3 TECHNICAL SPECIFICATION (RELAY BOARD) ........................ A - 4
INSTALLATION CATEGORY AND POLLUTION DEGREE
This product has been designed to conform to BS EN61010 installation category II and pollution degree 2. These
are defined as follows:
INSTALLATION CATEGORY II
The rated impulse voltage for equipment on nominal 230V or lower ac line voltage is 2500V. I.E. The equipment is
supplied from the fixed installation (IEC664)
POLLUTION DEGREE 2
Normally, only non-conductive pollution occurs. Occasionally, however, a temporary conductivity caused by con-
densation shall be expected.