F
OR
M
ODELS
: JGI, JGM, JGN, JGP
AND
JGQ
S
ECTION
4 L
UBRICATION
PAGE 4-22
Choosing a Lube System Monitor
When ordering an Ariel compressor the packager must choose a lube system monitor. See
the following table for the specifications on available types. For further information about
each device visit the vendor literature section of the Ariel web site.
I.
Shutdown switch
- This is a device that monitors the position of the divider block pin and
supplies a shutdown contact. If the divider block stops cycling for a given time a shutdown
signal will be sent to the control system.
APPLICATION NOTES
- Shutdown Switch
Normally open (NO) vs. Normally closed (NC) Shutdown switch
T
ABLE
4-8 F
ORCE
F
EED
L
UBE
S
YSTEM
M
ONITORS
- S
PECIFICATIONS
ITEM
PROFLO
KENCO
DNFT
DNFT -
PROGRAMMABLE
Shutdown Signal
YES
NO
YES
YES
Proximity Signal
YES (0.5 sec pulse)
YES (switch)
YES (switch)
YES (switch)
Local Data Storage
YES
NO
NO
Count Display
Infrared Port
YES
NO
NO
NO
PLC Creates
Shutdown
NO
YES
NO
NO
Remote Mounting
YES
NO
NO
NO
Area Classification
CSA
CSA
CSA, CE, EX, ATEX
CSA, CE
CSA
203633 Class
I
,
Div 2, Groups
ABCD T4A
044787 Class
I
,
Groups ABCD:
Class
II
, Groups EFG:
Class
III
108334 Class
I
, Div
1 Groups ABCD T5;
&/or Class
I
, Zone 1
Ex md
II
C T5
108334 Class
I
, Div 1
Groups ABCD T5; &/or
Class
I
, Zone 1 Ex md
II
C T5
CE
N/A
N/A
0344 Class
I
Div 1;
Groups ABCD T4
0344 Class
I
Div 1;
Groups ABCD T4
EX
N/A
N/A
II
2G EEx m
II
B T5
N/A
KEMA
N/A
N/A
00ATEX1090X/
AMB. -40°C to
+85°C
N/A
Battery
(2) Standard Alka-
line “AA” Size
None
Ariel P/N A-10807
Ariel P/N A-10807
Cost Factor New Unit
$0 Standard
Minus $
$0 Standard for CE
Plus $
Shutdown Time
Programmable
PLC
3 minutes
Programmable
20 sec. to 4 minutes
Temperature
to185°F (85°C)
to 220°F (104°C)
-40°F to +185°F (-
40°C to +85°C)
-40°F to +185°F
(-40°C to +85°C)
Max. Switch Voltage
36 VDC
200 VAC/VDC
240 VDC
10 to 120 VAC
Max. Switch Current
0.5 Amps
0.5 Amps
N/A
N/A
Max. Switch Power
N/A
10 Watts DC
2.5 VA
2.5 VA
Local Cycle Indicator
YES - LCD
Separate Indicator
YES - Flashing LED
YES -
LCD DLED
De-bounce Included
NO
NO
YES
YES
