DriSteem XT-10 - Page 54

Page 52 • DRI-STEEM XT Series Electrode Steam Humidifier Installation, Operation, and Maintenance Manual
Table 52-1:
Program operating mode
Mode
Program
variable
Definition
Default
display
Alternate
display
Range Increment Variable type
Program <Default> Default display: Four dashed lines - - - - Indicator
OL
Output limit setting as a percentage of maximum
unit capacity
100
20.SP: 20-100
10.SP: 10-100
1 Variable
CS
Control signal:
on oF on-off humidistat
0-20 0-20 volt
0-16 0-16 volt
0-10 0-10 volt
2-10 2-10 volt
1-5 1-5 volt
1.020 0-20 mA
1.420 4-20 mA
Pot potentiometer, 0-135 ohm
on oF
0-20
0-16
0-10
2-10
1-5
1.020
1.420
Pot
Variable
HU.Pr Internal controller humidity proportional range 10 05-15 1 Variable
HL.Pr High limit VAV transmitter proportional range 10 05-15 1 Variable
HU External or internal humidity controller HU. E HU. I Variable
SPLt
Split combination for sequencing units:
See Page 48 for an explanation of settings.
00.99
00.49
50.99
00.24
25.49
50.74
75.99
Variable
1.dbL
2.dbL
Both cylinders are controlled parallel.
Each cylinder is controlled separately.
20.SP
Signal for turn-on point:
20.SP signal for turn-on at 20%
10.SP signal for turn-on at 10%
Double check OL setting after changing
20.SP 10.SP Variable
d.PLU
Drain plus. Adds drain time (in seconds) to the
calculated drainage duration.
00 00-99 1 Variable
d.Int
Drain interval. Time (in minutes) between automatic
drains.
20 10-20 1 Variable
d.Add
Drain additional. If the function is active, a drain
will occur at regular intervals independent of the
automatic drain:
oF function not active
on regular drainage active
oF on Variable
d.HU
Drain humidistat. If the function is active, the
automatic drain will only occur after the humidistat
switches off:
oF function not active
on function active
oF on Variable
d.H.Ad
Drain humidistat additional. This function activates
the drain valve (in seconds) after the humidistat
switches off.
Varies by
model
00-30 1 Variable
FL.dL
Fill valve delay. Function is active (fill valve opening
delayed, in seconds) if current is sensed in the
monitored electrode wire upon call for humidity.
55 01-70 1 Variable
Operating modes (continued)
XT_IOM_Jan_2008.pdf 54 11/19/2009 10:13:40 AM