Moisture Detectors and Controllers
Technical Data
Moisture detector
FF-3-N
FF-40
Material:
PVDF,1.4571, epoxy resin, 1.4576, PTFE
PE, 1.4571, epoxy resin, 1.4576
Cord length:
Standard 4 m, 4 x 0.34²
Standard 4 m, 2 x 0.25²
Max. operating pressure:
2 bar
40 bar
Operating temperature:
3 °C to 50 °C
3 °C to 50 °C
Cable break detection:
yes
yes
Type FF-3-N is suitable for ATEX areas (II 2G Ex ib IIC T5 T
amb
3...50 °C)
(Only when using ER-145/A/Ex, refer to operating instructions)
Adapters
Type G
Type S
Material:
PVDF
1.4571
Controllers
FF-HM-230
FF-HM 24
FF-19
FF-x-U
ER-145/A/Ex
Supply voltage:
230/115 V AC
50/60 Hz ±10 %
24 V DC ±10 %
24 V DC ±10 %
230/115 V AC
50/60 Hz ±10 %
230/115 V AC
48/62 Hz ±10 %
Max. switching output current: 230 V/2 A
24 V AC/DC 2 A 24 V AC/DC 2 A
230 V/2 A
AC: 250 V/5 A
DC: 150 V/5 A
Protection class:
IP 40
Terminals IP 20
IP 40
Terminals IP 20
IP 20
when built-in
IP 65
IP 40
Terminals IP 20
Ex protection class:
-
-
-
-
II(1)G [EEx ia Ga] IIC
Max. lead length:
4 m
4 m
4 m
4 m
70 m
Dimensions (WxHxD/mm)
70 x 75 x 109
70 x 75 x 109
8TE x 3HE x 170
94 x 180 x 81
22.5 x 99 x 120
Connection:
Terminals
Terminals
Multi-pole connector
DIN 41612 style B
Terminals
Terminals
Dimensions
FF-3-N
FF-40
Adapter
23.2
≈ 70
G1/4
21
M 12x1
SW17
Flange seal
1.5 mm
9
≈ 30
G1/4
19
SW19
45
33
Ø4.2
G1/4
G1/4
NPT 1/4 (only PVDF)
20
30
18.5
6
Ø19
FF-HM230
FF-19
FF-x-U
ER-145/A/Ex
70
75
Housing depth 109
Housing depth 170
Power
Reset
Moisture alarm
Cable break
alarm
Sensitivity
controller
Housing depth 81
94
180
Housing depth 120
22.5
99
Cable break
Condensate
2
Bühler Technologies GmbH
We reserve the right to amend specification.
DE410011 ◦ 05/2019
