Siemens Maxum II - Page 97

Sampling and column valves
● Diaphragm valves
● Diaphragm piston valves
● Sliding vane rotary valves
● Slider valves
● Liquid injection valve
Valveless option Live switching
Column options Packed, micropacked or capillary columns
Regulation of gas supply Up to 8 electronic pressure regulator channels and up to 6 mechanical pressure reg‐
ulators
Table 3-10 Enclosure Protection
Ingress protection IP54, Category 2
Explosion protection
● Standard configurations:
● Certified according to ATEX with air or nitrogen purging for Zone 1 (II2G Ex ... IIB
+ H2 ... Gb)
● Suitable for use in non-hazardous areas and with non-dangerous conditions
● Certified according to CSA C/US for use in Class 1, Div. 1, Groups B, C, D with air
or nitrogen purging
● Certified according to CSA C/US for use in Class 1, Div. 2, Groups B, C, D.
Important note! Purging of the electronics area with instrument air or nitrogen is rec‐
ommended to maintain optimum measurement performance. The PDD is not certified
for hazardous areas.
EMI/RFI design
● CE-compatible; in conformity with 2014/30/EU (EMC directive)
● CE-compatible; in conformity with 2014/35/EU (low-voltage directive)
● Tested according to EN 61010-1 / IEC 61010-1
Table 3-11 Electrical characteristics
Power supply
● Single-phase AC, 100 to 130 V or 195 to 260 V (selectable), 47 to 63 Hz
● Single oven: max. 1800 VA
● Dual oven: 2 circuits, max. 1800 VA each
Table 3-12 Electrical inputs and outputs
Standard input and output
● 2 analog outputs
● 4 digital outputs (1 for output of system faults, 3 are user-configurable)
● 4 digital inputs;
Card slots for optional inputs and
outputs via internal I
2
C bus
2
Input and output cards
● I2C_AIO: 8 analog outputs, 8 analog inputs, 2 digital inputs
● I2C_DIO: 6 digital inputs and 8 digital outputs
● I2C_ADIO: 4 digital inputs and 4 digital outputs, 4 analog inputs and 4 analog
outputs
Specifications
Maxum II Reference Manual
Manual, 7/2017, 2000596-001 97