Cooling Water Data - Edwards iXL600 Instruction Manual

A540-55-880 Issue D
Description
Accessory interface
Analogue measurement for water
flow meter
Pin 1 - input, Pin 5 common
Active accessory module
Pin 3 - RS485 +, Pin 10 - RS485 –
Pump running status contacts
Pin 6 - Dry pump (normally open)
Pin 14 - Mechanical booster
(normally open)
Pin 15 – common
Gate valve
Pin 4 - Gate valve drive transistor
(open collector)
Gate valve position sense
Pin 7 - 'Closed', Pin 8 - 'Open'
Power Supplies
Pin 12 - Accessory 24 V supply
Pin 13 - Accessory 24 V supply
Pin 5 - 0 V supply common
*
The System interface, the EMS interface and the Accessory interface have a combined current rating
of 0.75 A.
†
This supply will be disconnected in the event of an emergency stop.
2.6

Cooling water data

Description
Typical heat load at ultimate
Maximum supply pressure
Maximum allowable system
differential pressure
Minimum required pressure
differential across supply and return
Supply temperature range
Minimum flow rate required
Rated minimum pressure
*
differential
Water type
Maximum particle size
Acidity
Page 12
Table 8 - Electrical connections (continued)
Mating Connector description /
external supply rating
15-way D socket
30 V a.c. 1 A, 60 V d.c. 0.5 A
†
Table 9 - Water cooling system data
Rating
1100
10-30
1.6 (20 °C water & 20 °C ambient)
2.0 (30 °C water & 40 °C ambient)
Treated or non-corrosive industrial
0.03
6.5 to 8.0
Edwards and the Edwards logo are trademarks of Edwards Limited.
Internal supply rating
88
6.9
100
5.5
0.5
1
© Edwards Limited 2015. All rights reserved.
*
24 V d.c. 0.75 A
24 V d.c. 0.2 A
Units
W
%
barg
psig
bar
bar
°C
l/min
bar
2
mm
pH